{"title":"Rivet Nuts \u0026 Insert Nuts","description":"\u003ch2\u003eRivet Nuts, Brass Heat-Set Inserts \u0026amp; T-Nuts — M1–M12 \u0026amp; UNC 6#-32 to 1\/2-13\u003c\/h2\u003e\u003cp\u003eKeszoox stocks the complete range of \u003cstrong\u003ethreaded insert fasteners\u003c\/strong\u003e for creating permanent, load-bearing threads in thin sheet metal, 3D printed plastic, injection-moulded parts, and wood furniture — all from one side only, without rear access. From M1 brass heat-set inserts for miniature 3D printed parts to M12 stainless steel rivet nuts for structural sheet metal, every insert in this collection is specified with full material grade, grip range, and installation guidance.\u003c\/p\u003e\u003ch2\u003eWhat’s in This Collection\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlind rivet nuts (rivnuts \/ nutserts)\u003c\/strong\u003e — 304 SS flat head semi-hex M3–M12; carbon steel flat head semi-hex M3–M12; carbon steel countersunk flat head M3–M12; 316 A4-80 marine grade M3–M12; UNC 6#-32 to 1\/2-13 imperial thread\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrass heat-set insert nuts\u003c\/strong\u003e — M1–M6 knurled diamond pattern for 3D printer heat-set installation (PLA, PETG, ABS, Nylon, PC); M3 specific 5.7mm height 4.6mm OD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE-nuts \/ barrel nuts\u003c\/strong\u003e — M4–M10 hex socket for wood furniture assembly (flat-pack, MDF, particleboard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-claw pronged T-nuts\u003c\/strong\u003e — M4–M12 thickened steel, 8–17mm barrel; for wood furniture, speaker cabinets, and climbing wall hold mounting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHex socket furniture connector nuts\u003c\/strong\u003e — 304 SS M3–M10, 5–120mm length; for furniture and structural assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose Keszoox Insert Nuts?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete insert nut range\u003c\/strong\u003e — rivet nuts, heat-set inserts, E-nuts, T-nuts, and furniture connectors in a single collection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetric and imperial\u003c\/strong\u003e — M1–M12 metric and UNC 6#-32 to 1\/2-13 imperial rivet nuts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial options\u003c\/strong\u003e — 304 SS, 316 marine SS, carbon steel, and brass for every application\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3D printer optimised\u003c\/strong\u003e — M1–M6 brass heat-set inserts with recommended hole sizes and installation temperatures for PLA, PETG, ABS, Nylon\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGEO-optimised descriptions\u003c\/strong\u003e — AI assistant compatible for ChatGPT, Perplexity, and Google AI Overview\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"m4-m10-steel-four-claw-speaker-nut-blind-pronged-insert-t-nut-wood-furniture-10pcs","title":"M4–M10 Thickened Steel Four Claw Speaker Nut Blind Pronged Insert T-Nut for Wood Furniture 8–17mm 10pcs","description":"\u003ch2\u003eM4–M10 Thickened Steel Four Claw Speaker Nut — Blind Pronged Insert T-Nut for Wood Furniture, 8–17mm, 10pcs\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eSteel four-claw pronged T-nuts\u003c\/strong\u003e (also called blind nuts, speaker nuts, or hammer-in nuts) create a permanent, high-strength threaded insert in wood, MDF, and plywood by driving four sharp prongs into the surrounding wood fibres. The flanged head sits flush with the surface, and the barrel provides a strong M4–M10 threaded insert for furniture bolts, speaker mounting bolts, and structural timber fastening. The thickened barrel design provides greater pull-out resistance than standard thin-wall T-nuts.\u003c\/p\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eSteel (zinc-plated, thickened wall)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eFour-claw pronged T-nut (blind insert)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Range\u003c\/td\u003e\n\u003ctd\u003eM4, M5, M6, M8, M10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBarrel Length\u003c\/td\u003e\n\u003ctd\u003e8mm – 17mm (per variant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e10pcs per pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eHammer-in (prongs driven into wood)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eWood furniture, speaker cabinets, structural timber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose Four-Claw Pronged T-Nuts?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-claw prongs\u003c\/strong\u003e — four sharp prongs bite into wood fibres on installation; provide anti-rotation and anti-pull-out resistance without adhesive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickened barrel wall\u003c\/strong\u003e — greater wall thickness than standard T-nuts; higher pull-out force and thread strength for structural furniture and speaker cabinet applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlanged head\u003c\/strong\u003e — large flange distributes load across the wood surface; prevents the nut from being pulled through the panel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlind installation\u003c\/strong\u003e — installs from one side only; no rear access required; ideal for closed furniture panels and speaker cabinet baffles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM4–M10 range\u003c\/strong\u003e — covers light furniture assembly (M4–M6) through heavy structural timber and speaker cabinet (M8–M10)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTypical Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSpeaker cabinet and subwoofer enclosure driver mounting (M6–M8 — standard speaker bolt thread)\u003c\/li\u003e\n\u003cli\u003eFlat-pack and DIY furniture assembly — bed frames, wardrobes, shelving (M6–M8)\u003c\/li\u003e\n\u003cli\u003eWorkbench and workshop furniture construction (M8–M10)\u003c\/li\u003e\n\u003cli\u003eClimbing wall and bouldering hold mounting (M10 — standard climbing hold thread)\u003c\/li\u003e\n\u003cli\u003eStructural timber joinery and post-and-beam construction (M8–M10)\u003c\/li\u003e\n\u003cli\u003ePlayground and outdoor wooden equipment fastening (M8–M10)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible With\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eStandard furniture connector bolts and hex bolts M4–M10\u003c\/li\u003e\n\u003cli\u003eSpeaker mounting bolts M6 (standard speaker driver thread)\u003c\/li\u003e\n\u003cli\u003eClimbing hold bolts M10 (standard climbing hold thread)\u003c\/li\u003e\n\u003cli\u003eWood materials: softwood, hardwood, plywood, MDF (min. 18mm thickness recommended for M8–M10)\u003c\/li\u003e\n\u003cli\u003eRecommended hole diameter: M4=7mm, M5=8mm, M6=10mm, M8=12mm, M10=14mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Contents\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e10× steel four-claw pronged T-nuts in selected size and barrel length (per variant)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: How do I install a four-claw T-nut?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: 1) Drill the correct diameter hole through the wood panel. 2) Insert the T-nut from the front face (flange side) with the prongs pointing into the wood. 3) Use a hammer or mallet to drive the T-nut flush with the surface — the four prongs will bite into the wood and lock the nut in place. 4) For best results, clamp the panel and drive from the back using a bolt to pull the T-nut in.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What wood thickness do I need for T-nuts?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: Minimum recommended wood thickness: M4\/M5 (8mm barrel) → 15mm; M6 (10mm barrel) → 18mm; M8 (12mm barrel) → 22mm; M10 (17mm barrel) → 25mm. Thicker wood provides better pull-out resistance.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What thread size do speaker drivers use?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: Most loudspeaker drivers (woofers, midranges, tweeters) use M6 mounting bolts. Some larger woofers (12”+) use M8. Check your driver’s datasheet for the correct mounting bolt specification. M6 four-claw T-nuts are the standard insert for speaker cabinet baffle mounting.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Keszoox","offers":[{"title":"M4x8","offer_id":46895086239979,"sku":"5:200148634#M4x8","price":3.28,"currency_code":"USD","in_stock":true},{"title":"M4x10","offer_id":46895086174443,"sku":"5:200169412#M4x10","price":3.56,"currency_code":"USD","in_stock":true},{"title":"M4x12","offer_id":46895086108907,"sku":"5:200172955#M4x12","price":3.52,"currency_code":"USD","in_stock":true},{"title":"M5x6","offer_id":46895086043371,"sku":"5:200173187#M5x6","price":3.32,"currency_code":"USD","in_stock":true},{"title":"M5x8","offer_id":46895086469355,"sku":"5:202198813#M5x8","price":3.46,"currency_code":"USD","in_stock":true},{"title":"M5x10","offer_id":46895086436587,"sku":"5:202198814#M5x10","price":3.6,"currency_code":"USD","in_stock":true},{"title":"M5x12","offer_id":46895086403819,"sku":"5:200060030#M5x12","price":3.46,"currency_code":"USD","in_stock":true},{"title":"M6x8","offer_id":46895086371051,"sku":"5:200039894#M6x8","price":3.66,"currency_code":"USD","in_stock":true},{"title":"M6x10","offer_id":46895086600427,"sku":"5:200005616#M6x10","price":3.9,"currency_code":"USD","in_stock":true},{"title":"M6x12","offer_id":46895086567659,"sku":"5:100012482#M6x12","price":3.94,"currency_code":"USD","in_stock":true},{"title":"M6x14","offer_id":46895086534891,"sku":"5:100012485#M6x14","price":4.18,"currency_code":"USD","in_stock":true},{"title":"M6x16","offer_id":46895086502123,"sku":"5:100012487#M6x16","price":4.42,"currency_code":"USD","in_stock":true},{"title":"M8x10","offer_id":46895086272747,"sku":"5:100011069#M8x10","price":4.48,"currency_code":"USD","in_stock":true},{"title":"M8x12","offer_id":46895086207211,"sku":"5:100011070#M8x12","price":4.36,"currency_code":"USD","in_stock":true},{"title":"M8x14","offer_id":46895086141675,"sku":"5:100011071#M8x14","price":5.14,"currency_code":"USD","in_stock":true},{"title":"M8x16","offer_id":46895086076139,"sku":"5:202191809#M8x16","price":5.26,"currency_code":"USD","in_stock":true},{"title":"M10x12.5","offer_id":46895086338283,"sku":"5:202191810#M10x12.5","price":6.3,"currency_code":"USD","in_stock":true},{"title":"M10x14","offer_id":46895086305515,"sku":"5:202191814#M10x14","price":7.02,"currency_code":"USD","in_stock":true},{"title":"M10x16","offer_id":46895086010603,"sku":"5:202191815#M10x16","price":7.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/steel_four_claw_t_nut_m4_m10.webp?v=1758855844"},{"product_id":"brass-knurled-thread-insert-nut-m1-m6-3d-printer-heat-set-injection-molding","title":"Brass Knurled Thread Insert Nut M1–M6 for 3D Printer Heat Set \u0026 Injection Molding","description":"\u003ch2\u003eBrass Knurled Thread Insert Nut M1–M6 — for 3D Printer Heat Set \u0026amp; Injection Molding\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eBrass knurled heat-set insert nuts\u003c\/strong\u003e are the standard solution for adding strong, durable metal threads to 3D printed plastic parts and injection-moulded components. Available from M1 (miniature precision instruments) through M6 (structural enclosure assembly), these inserts cover the complete range of 3D printing and injection moulding applications. The knurled outer surface locks permanently into the surrounding plastic on heat-set installation, providing pull-out and torque resistance far superior to threading directly into plastic.\u003c\/p\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Range\u003c\/td\u003e\n\u003ctd\u003eM1, M1.4, M1.6, M2, M2.5, M3, M4, M5, M6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKnurl Pattern\u003c\/td\u003e\n\u003ctd\u003eDiamond knurl (anti-rotation + anti-pull-out)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eHeat-set (soldering iron \/ heat-set tip)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Plastics\u003c\/td\u003e\n\u003ctd\u003ePLA, PETG, ABS, ASA, Nylon, PC, TPU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eDIN 16903 equivalent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose Brass Knurled Heat-Set Inserts?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull M1–M6 range\u003c\/strong\u003e — covers miniature precision instruments and wearables (M1–M1.6) through standard 3D printer and electronics enclosure assembly (M3–M6)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10× stronger than plastic threads\u003c\/strong\u003e — brass insert provides metal-to-metal thread engagement; eliminates thread stripping under repeated assembly\/disassembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiamond knurl\u003c\/strong\u003e — cross-hatch pattern provides anti-rotation AND anti-pull-out resistance in all directions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-set installation\u003c\/strong\u003e — soldering iron melts surrounding plastic; insert flows in and locks permanently on cooling; no adhesive required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrass material\u003c\/strong\u003e — excellent machinability, corrosion resistance, and thermal conductivity for reliable heat-set installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTypical Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e3D printer frame and enclosure assembly — Voron 2.4, Voron Trident, Bambu Lab, Prusa MK4 (M3, M4, M5)\u003c\/li\u003e\n\u003cli\u003e3D printed electronics enclosure and project box (M2–M4)\u003c\/li\u003e\n\u003cli\u003eMiniature 3D printed parts for wearables and precision instruments (M1–M2)\u003c\/li\u003e\n\u003cli\u003eInjection-moulded plastic part threaded insert (M2–M6)\u003c\/li\u003e\n\u003cli\u003eRC vehicle and drone body threaded insert (M2–M4)\u003c\/li\u003e\n\u003cli\u003eRobotics and servo bracket 3D printed part assembly (M3–M5)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible With\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSoldering iron with heat-set tip (recommended temperatures: PLA 200–230°C; PETG 230–250°C; ABS\/ASA 240–270°C)\u003c\/li\u003e\n\u003cli\u003eDedicated heat-set tools: Hakko FX-888D, Weller WE1010, TS100\/TS80 with heat-set tips\u003c\/li\u003e\n\u003cli\u003eCompatible plastics: PLA, PETG, ABS, ASA, Nylon, PC, TPU\u003c\/li\u003e\n\u003cli\u003eRecommended hole diameters: M2=2.8–3.0mm; M3=4.0–4.2mm; M4=5.0–5.2mm; M5=6.0–6.2mm; M6=7.0–7.2mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Contents\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eBrass knurled heat-set insert nuts in selected size and quantity (per variant)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What hole size should I design for each insert size?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: Recommended hole diameters (0.2–0.4mm larger than insert OD): M1→1.5–1.7mm; M1.6→2.2–2.4mm; M2→2.8–3.0mm; M2.5→3.4–3.6mm; M3→4.0–4.2mm; M4→5.0–5.2mm; M5→6.0–6.2mm; M6→7.0–7.2mm. Print holes vertically for best results.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: Which 3D printer filaments are compatible with heat-set inserts?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: PLA, PETG, ABS, ASA, Nylon, PC, and TPU are all compatible. PEEK and high-temperature resins require higher installation temperatures and may need ultrasonic insertion instead of heat-set. PLA is the easiest to install; ABS and Nylon provide the strongest retention.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: Can I use these in injection-moulded parts?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: Yes. Brass knurled inserts can be installed in injection-moulded thermoplastic parts using heat-set tools or ultrasonic insertion equipment. They are also suitable for press-fit installation in some materials. 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The internal M4–M10 thread accepts standard furniture bolts and connector bolts for strong, repeatable assembly.\u003c\/p\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eSteel \/ Zinc alloy (per variant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eHex socket insert nut (E-nut \/ barrel nut)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Thread\u003c\/td\u003e\n\u003ctd\u003eM4, M5, M6, M8, M10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal\u003c\/td\u003e\n\u003ctd\u003eThreaded or barbed (locks into wood)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive\u003c\/td\u003e\n\u003ctd\u003eHex socket (Allen key) for installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eWood furniture, MDF, particleboard assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose Hex Socket E-Nut Insert Nuts?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong metal thread in wood\u003c\/strong\u003e — metal insert provides far stronger thread than wood screws or direct tapping into MDF\/particleboard; withstands repeated assembly and disassembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHex socket installation\u003c\/strong\u003e — Allen key drive for controlled installation torque; prevents over-driving that would strip the insert from the wood\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal thread \/ barbed body\u003c\/strong\u003e — locks into pre-drilled hole; resists pull-out and rotation under load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable\u003c\/strong\u003e — metal thread withstands multiple assembly\/disassembly cycles; ideal for flat-pack furniture that is moved and reassembled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM4–M10 range\u003c\/strong\u003e — covers light furniture assembly (M4–M6) through heavy structural furniture (M8–M10)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTypical Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFlat-pack furniture assembly (IKEA-style connector bolt and insert nut systems)\u003c\/li\u003e\n\u003cli\u003eDIY bookshelf, wardrobe, and cabinet assembly (M6–M8)\u003c\/li\u003e\n\u003cli\u003eWorkbench and workshop furniture construction (M8–M10)\u003c\/li\u003e\n\u003cli\u003eBed frame and headboard assembly (M6–M8)\u003c\/li\u003e\n\u003cli\u003eMDF and particleboard panel joining (M4–M8)\u003c\/li\u003e\n\u003cli\u003eSpeaker cabinet and audio equipment assembly (M5–M8)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible With\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eStandard furniture connector bolts and hex bolts M4–M10\u003c\/li\u003e\n\u003cli\u003eAllen keys \/ hex bit drivers: M4=2.5mm, M5=3mm, M6=4mm, M8=5mm, M10=6mm hex (for installation)\u003c\/li\u003e\n\u003cli\u003eWood materials: softwood, hardwood, MDF, particleboard, plywood\u003c\/li\u003e\n\u003cli\u003eRecommended hole diameter: check variant for specific drill size\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Contents\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMetal hex socket insert nuts in selected size and quantity (per variant)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What drill bit size do I need for E-nut insert nuts?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: The required hole diameter depends on the insert outer diameter. Typically: M4 insert → 8–10mm hole; M6 insert → 10–12mm hole; M8 insert → 12–15mm hole. Check the specific variant for the exact recommended hole diameter.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: Can these be used in MDF and particleboard?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: Yes. E-nut insert nuts are specifically designed for MDF and particleboard, which cannot hold standard wood screws reliably under repeated assembly. The metal insert provides a strong, durable thread that withstands multiple assembly cycles in these materials.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: How do I install an E-nut insert nut?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: 1) Drill the correct diameter hole to the required depth. 2) Insert the E-nut into the hole. 3) Use an Allen key to drive the insert clockwise until flush with or slightly below the surface. 4) The external thread or barbs will grip the wood as the insert is driven in. Do not over-drive — stop when flush.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Keszoox","offers":[{"title":"M4x6","offer_id":46895090434283,"sku":"5:200148165#M4x6","price":2.78,"currency_code":"USD","in_stock":true},{"title":"M4x8","offer_id":46895090958571,"sku":"5:200148634#M4x8","price":2.82,"currency_code":"USD","in_stock":true},{"title":"M4x10","offer_id":46895090925803,"sku":"5:200169412#M4x10","price":2.9,"currency_code":"USD","in_stock":true},{"title":"M5x8","offer_id":46895090598123,"sku":"5:200452574#M5x8","price":2.82,"currency_code":"USD","in_stock":true},{"title":"M5x10","offer_id":46895090532587,"sku":"5:200630733#M5x10","price":2.8,"currency_code":"USD","in_stock":true},{"title":"M6x8","offer_id":46895090827499,"sku":"5:200743351#M6x8","price":3.2,"currency_code":"USD","in_stock":true},{"title":"M6x10","offer_id":46895090893035,"sku":"5:202198813#M6x10","price":3.4,"currency_code":"USD","in_stock":true},{"title":"M6x12","offer_id":46895090860267,"sku":"5:202198814#M6x12","price":3.46,"currency_code":"USD","in_stock":true},{"title":"M6x13","offer_id":46895090729195,"sku":"5:200060030#M6x13","price":3.72,"currency_code":"USD","in_stock":true},{"title":"M6x15","offer_id":46895090696427,"sku":"5:200039894#M6x15","price":3.54,"currency_code":"USD","in_stock":true},{"title":"M6x18","offer_id":46895090794731,"sku":"5:200005616#M6x18","price":4.08,"currency_code":"USD","in_stock":true},{"title":"M6x20","offer_id":46895090761963,"sku":"5:100012482#M6x20","price":4.32,"currency_code":"USD","in_stock":true},{"title":"M8x10","offer_id":46895090565355,"sku":"5:100012485#M8x10","price":3.52,"currency_code":"USD","in_stock":true},{"title":"M8x13","offer_id":46895090499819,"sku":"5:100012487#M8x13","price":3.9,"currency_code":"USD","in_stock":true},{"title":"M8x15","offer_id":46895090663659,"sku":"5:100011069#M8x15","price":4.4,"currency_code":"USD","in_stock":true},{"title":"M8x18","offer_id":46895090630891,"sku":"5:100011070#M8x18","price":4.34,"currency_code":"USD","in_stock":true},{"title":"M8x20","offer_id":46895090467051,"sku":"5:100011071#M8x20","price":4.52,"currency_code":"USD","in_stock":true},{"title":"M8x25","offer_id":46895091024107,"sku":"5:202191809#M8x25","price":5.46,"currency_code":"USD","in_stock":true},{"title":"M10x15","offer_id":46895090991339,"sku":"5:202191810#M10x15","price":4.82,"currency_code":"USD","in_stock":true},{"title":"M10x20","offer_id":46895090401515,"sku":"5:202191814#M10x20","price":5.3,"currency_code":"USD","in_stock":true},{"title":"M10x25","offer_id":46895090368747,"sku":"5:202191815#M10x25","price":5.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/metal_hex_socket_insert_nut_m4_m10.webp?v=1758854781"},{"product_id":"carbon-steel-flat-head-rivet-nut-m3-m12-countersunk-semi-hex-blind-rivnut-nutsert","title":"Carbon Steel Flat Head Rivet Nut M3–M12 Countersunk Semi-Hex Blind Rivnut Nutsert","description":"\u003ch2\u003eCarbon Steel Flat Head Rivet Nut M3–M12 — Countersunk Semi-Hex Blind Rivnut Nutsert\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCarbon steel countersunk flat head blind rivet nuts\u003c\/strong\u003e (rivnuts \/ nutserts) provide a flush, low-profile threaded insert in thin sheet metal and steel panels from one side only. The countersunk flat head sits completely flush with the panel surface — lower profile than a standard flat head rivnut — making these the correct choice for applications where even a small protrusion would interfere with mating surfaces, gaskets, or sliding components.\u003c\/p\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCarbon Steel (zinc-plated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead Style\u003c\/td\u003e\n\u003ctd\u003eCountersunk flat head (90° CSK, fully flush)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Style\u003c\/td\u003e\n\u003ctd\u003eSemi-hex (anti-rotation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Type\u003c\/td\u003e\n\u003ctd\u003eMetric (M3, M4, M5, M6, M8, M10, M12)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eBlind (one-side, rivet nut tool required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin. Sheet Thickness\u003c\/td\u003e\n\u003ctd\u003e0.5mm (M3) — 1.0mm (M12)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eDIN 7338 \/ ISO 15977\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose Countersunk Flat Head Rivet Nuts?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully flush countersunk head\u003c\/strong\u003e — 90° countersunk head sits completely flush with panel surface; zero protrusion for mating surfaces, gaskets, and sliding components\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSemi-hex body\u003c\/strong\u003e — anti-rotation geometry prevents spinning during bolt installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlind installation\u003c\/strong\u003e — installs from one side only; no rear access required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon steel (zinc-plated)\u003c\/strong\u003e — economical for indoor and dry environment sheet metal fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM3–M12 range\u003c\/strong\u003e — covers electronics (M3–M6) through structural sheet metal assembly (M8–M12)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTypical Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSheet metal enclosure panels where flush surface is required for gasket sealing (M4–M8)\u003c\/li\u003e\n\u003cli\u003eSliding door and panel track assembly where protrusions would cause interference (M4–M8)\u003c\/li\u003e\n\u003cli\u003eAutomotive body panel flush threaded insert (M6–M12)\u003c\/li\u003e\n\u003cli\u003ePC case and server chassis flush threaded insert (M3–M6)\u003c\/li\u003e\n\u003cli\u003eHVAC ductwork and sheet metal panel flush fastening (M6–M10)\u003c\/li\u003e\n\u003cli\u003eIndustrial machinery steel frame flush threaded insert (M8–M12)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible With\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eStandard rivet nut tools with M3–M12 mandrel sets\u003c\/li\u003e\n\u003cli\u003e90° countersink drill bit for correct flush seating of countersunk head\u003c\/li\u003e\n\u003cli\u003eSheet materials: mild steel, aluminium (min. 0.5mm)\u003c\/li\u003e\n\u003cli\u003eMating bolts: ISO 4762 hex socket cap screws, DIN 933 hex bolts M3–M12\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Contents\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCarbon steel countersunk flat head rivet nuts in selected size and quantity (per variant)\u003c\/li\u003e\n\u003cli\u003eNote: rivet nut installation tool sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What is the difference between a flat head and a countersunk flat head rivet nut?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: A standard flat head rivet nut has a flat collar that sits on top of the panel surface with a small protrusion. A countersunk flat head rivet nut has a 90° bevelled head that sits in a countersunk hole, resulting in zero protrusion — completely flush with the panel surface.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: Do I need to countersink the hole before installing?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: Yes. Use a 90° countersink drill bit to prepare the hole before installing a countersunk flat head rivet nut. The countersink allows the head to sit flush with the panel surface. Without countersinking, the head will protrude above the surface.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: When should I use countersunk vs standard flat head rivet nuts?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: Use countersunk flat head rivet nuts when the panel surface must be completely flush — for example, where a gasket must seal against the surface, where a mating panel slides over the surface, or where aesthetics require zero protrusion. Use standard flat head rivet nuts for general applications where a small protrusion is acceptable.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Keszoox","offers":[{"title":"type G \/ 10pcs M3","offer_id":46895092695275,"sku":"14:496#type G;5:200099163#20pcs M3","price":9.72,"currency_code":"USD","in_stock":true},{"title":"type G \/ 10pcs M4","offer_id":46895092728043,"sku":"14:496#type G;5:200169412#20pcs M4","price":5.56,"currency_code":"USD","in_stock":true},{"title":"type G \/ 10pcs M5","offer_id":46895092760811,"sku":"14:496#type G;5:200174972#20pcs M5","price":6.58,"currency_code":"USD","in_stock":true},{"title":"type G \/ 10pcs M6","offer_id":46895092793579,"sku":"14:496#type G;5:200743351#20pcs M6","price":9.32,"currency_code":"USD","in_stock":true},{"title":"type G \/ 20pcs M6","offer_id":46895092826347,"sku":"14:496#type G;5:202198813#40pcs M6","price":16.32,"currency_code":"USD","in_stock":true},{"title":"type G \/ 10pcs M8","offer_id":46895092859115,"sku":"14:496#type 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The knurled outer surface bites into the surrounding plastic as the insert is pressed in with a soldering iron or heat-set tool, creating a permanent, pull-out-resistant threaded insert that is far stronger than threading directly into plastic.\u003c\/p\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Size\u003c\/td\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e5.7mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter (OD)\u003c\/td\u003e\n\u003ctd\u003e4.6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKnurl Pattern\u003c\/td\u003e\n\u003ctd\u003eDiamond knurl (anti-rotation + anti-pull-out)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eHeat-set (soldering iron \/ heat-set tip)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Plastics\u003c\/td\u003e\n\u003ctd\u003ePLA, PETG, ABS, ASA, Nylon, PC, TPU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose Brass Heat-Set Insert Nuts?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10× stronger than plastic threads\u003c\/strong\u003e — brass insert provides metal-to-metal thread engagement; eliminates thread stripping in 3D printed parts under repeated assembly\/disassembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiamond knurl\u003c\/strong\u003e — cross-hatch knurl pattern provides anti-rotation AND anti-pull-out resistance in all directions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-set installation\u003c\/strong\u003e — soldering iron melts surrounding plastic; insert flows in and locks permanently on cooling; no adhesive required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrass material\u003c\/strong\u003e — excellent machinability, corrosion resistance, and thermal conductivity for reliable heat-set installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM3 — most common 3D printer size\u003c\/strong\u003e — M3 is the standard thread for Voron, Bambu Lab, Prusa, and most FDM printer frame and enclosure assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTypical Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e3D printer frame and enclosure assembly (Voron 2.4, Voron Trident, Bambu Lab enclosures)\u003c\/li\u003e\n\u003cli\u003e3D printed electronics enclosure and project box assembly\u003c\/li\u003e\n\u003cli\u003eInjection-moulded plastic part threaded insert\u003c\/li\u003e\n\u003cli\u003eRC vehicle and drone body threaded insert (M3)\u003c\/li\u003e\n\u003cli\u003eRobotics and servo bracket 3D printed part assembly\u003c\/li\u003e\n\u003cli\u003eCustom jig and fixture 3D printed component fastening\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible With\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSoldering iron with heat-set tip (recommended: 200–250°C for PLA; 230–270°C for PETG\/ABS)\u003c\/li\u003e\n\u003cli\u003eDedicated heat-set insert tools (Hakko, Weller, TS100\/TS80 with heat-set tips)\u003c\/li\u003e\n\u003cli\u003eRecommended hole diameter: 4.0–4.2mm for 4.6mm OD insert\u003c\/li\u003e\n\u003cli\u003eM3 hex socket cap screws, button head screws, and low profile screws\u003c\/li\u003e\n\u003cli\u003eCompatible plastics: PLA, PETG, ABS, ASA, Nylon, PC, TPU (not suitable for PEEK or high-temp resins)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Contents\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eM3 knurled brass heat-set insert nuts in selected quantity (per variant)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What hole size should I design in my 3D printed part for M3 inserts?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: For a 4.6mm OD insert, design the hole at 4.0–4.2mm diameter. The insert should require light pressure to start; if it drops in freely, the hole is too large. Print the hole vertically (parallel to print layers) for best results.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What temperature should I set my soldering iron for heat-set installation?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: PLA: 200–230°C; PETG: 230–250°C; ABS\/ASA: 240–270°C. Apply the iron to the top of the insert and press slowly and evenly until the insert is flush with or slightly below the surface. Remove the iron and allow to cool for 30 seconds before applying load.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: Can I use these in injection-moulded parts?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: Yes. Brass knurled inserts can be installed in injection-moulded thermoplastic parts using a heat-set tool or ultrasonic insertion equipment. They are also suitable for press-fit installation in some materials. Consult your material datasheet for recommended installation method.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":46895091482859,"sku":"\u003cnone\u003e","price":5.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/m3_knurled_brass_insert_nut_3d_printer_heat_set.webp?v=1758854016"},{"product_id":"carbon-304-stainless-steel-flat-head-rivnut-nutsert-unc-6-32-to-1-2-13","title":"Carbon \u0026 304 Stainless Steel Flat Head Rivnut Nutsert Insert Rivet Nut UNC 6#-32 to 1\/2-13","description":"\u003ch2\u003eCarbon \u0026amp; 304 Stainless Steel Flat Head Rivnut Nutsert — UNC Imperial Thread 6#-32 to 1\/2-13\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eUNC imperial thread flat head blind rivet nuts\u003c\/strong\u003e (rivnuts \/ nutserts) create permanent threaded inserts in thin sheet metal and panels using North American UNC (Unified National Coarse) thread standards. Available in both carbon steel and 304 stainless steel, these rivnuts cover the full range of common UNC sizes from 6#-32 (used in PC cases and electronics) through 1\/2-13 (structural and industrial applications).\u003c\/p\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCarbon Steel (zinc-plated) \/ 304 Stainless Steel (per variant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead Style\u003c\/td\u003e\n\u003ctd\u003eFlat head (countersunk \/ flush)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Style\u003c\/td\u003e\n\u003ctd\u003eSemi-hex (anti-rotation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Standard\u003c\/td\u003e\n\u003ctd\u003eUNC (Unified National Coarse)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Range\u003c\/td\u003e\n\u003ctd\u003e6#-32, 8#-32, 10#-32, 1\/4-20, 5\/16-18, 3\/8-16, 1\/2-13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eBlind (one-side, rivet nut tool required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eASME B18.29.3 equivalent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose UNC Thread Rivet Nuts?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUNC imperial thread\u003c\/strong\u003e — compatible with North American standard bolts, screws, and threaded rod; essential for PC case (6#-32), electronics, and North American industrial equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull UNC range 6#-32 to 1\/2-13\u003c\/strong\u003e — covers PC case and electronics (6#-32, 8#-32) through structural and industrial (3\/8-16, 1\/2-13)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon steel \u0026amp; 304 SS options\u003c\/strong\u003e — carbon steel for indoor\/dry applications; 304 SS for outdoor, humid, and corrosion-resistant requirements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlat head (flush)\u003c\/strong\u003e — sits flush with panel surface; no protruding collar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSemi-hex body\u003c\/strong\u003e — anti-rotation geometry prevents spinning during bolt installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTypical Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePC case and server chassis sheet metal UNC threaded insert (6#-32, 8#-32)\u003c\/li\u003e\n\u003cli\u003eElectronics enclosure UNC threaded insert for North American market equipment\u003c\/li\u003e\n\u003cli\u003eAutomotive body panel and chassis UNC threaded insert (1\/4-20, 5\/16-18, 3\/8-16)\u003c\/li\u003e\n\u003cli\u003eHVAC and sheet metal ductwork UNC fastening (1\/4-20, 5\/16-18)\u003c\/li\u003e\n\u003cli\u003eIndustrial machinery and equipment UNC threaded insert (3\/8-16, 1\/2-13)\u003c\/li\u003e\n\u003cli\u003eNorth American standard jig and fixture assembly (1\/4-20, 3\/8-16)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible With\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUNC bolts and cap screws: 6#-32, 8#-32, 10#-32, 1\/4-20, 5\/16-18, 3\/8-16, 1\/2-13\u003c\/li\u003e\n\u003cli\u003eStandard rivet nut tools with UNC mandrel sets\u003c\/li\u003e\n\u003cli\u003eSheet materials: mild steel, aluminium, stainless steel (min. 0.5mm)\u003c\/li\u003e\n\u003cli\u003eNote: UNC thread is NOT compatible with metric bolts — verify thread standard before ordering\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Contents\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUNC flat head rivet nuts in selected thread size, material, and quantity (per variant)\u003c\/li\u003e\n\u003cli\u003eNote: rivet nut installation tool sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What UNC size do I need for PC case mounting?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: PC case PSU mounting, HDD bays, and optical drive cages use 6#-32 UNC thread. Motherboard mounting uses M3 metric thread (not UNC). Ensure you select the correct thread standard for your application.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: Can I use UNC rivet nuts with metric bolts?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: No. UNC (imperial) and metric threads are not interchangeable. A 6#-32 UNC rivet nut requires a 6#-32 UNC bolt. Using a metric bolt will cross-thread and damage the insert. Always verify the thread standard of your bolts before selecting rivet nuts.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What is the difference between UNC and UNF thread?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: UNC (Unified National Coarse) has a larger thread pitch (fewer threads per inch) and is the standard for general fastening. UNF (Unified National Fine) has a smaller thread pitch (more threads per inch) for precision and vibration-resistant applications. These rivet nuts use UNC thread.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Keszoox","offers":[{"title":"carbon steel \/ 2pcs 1 I 2-13","offer_id":46895097970923,"sku":"14:193#carbon steel;5:100012482#5pcs 1 I 2-13","price":8.52,"currency_code":"USD","in_stock":true},{"title":"carbon steel \/ 5pcs 1 I 4-20","offer_id":46895097741547,"sku":"14:193#carbon steel;5:200743351#10pcs 1 I 4-20","price":4.64,"currency_code":"USD","in_stock":true},{"title":"carbon steel \/ 5pcs 6-32","offer_id":46895097807083,"sku":"14:193#carbon steel;5:200148634#10pcs 6-32","price":3.2,"currency_code":"USD","in_stock":true},{"title":"carbon steel \/ 2pcs 3 I 8-16","offer_id":46895098003691,"sku":"14:193#carbon steel;5:200039894#5pcs 3 I 8-16","price":4.78,"currency_code":"USD","in_stock":true},{"title":"carbon steel \/ 5pcs 8-32","offer_id":46895097774315,"sku":"14:193#carbon steel;5:200172955#10pcs 8-32","price":3.44,"currency_code":"USD","in_stock":true},{"title":"carbon steel \/ 5pcs 10-24","offer_id":46895097676011,"sku":"14:193#carbon steel;5:200174972#10pcs 10-24","price":3.76,"currency_code":"USD","in_stock":true},{"title":"carbon steel \/ 5pcs 10-32","offer_id":46895097643243,"sku":"14:193#carbon steel;5:200452574#10pcs 10-32","price":3.46,"currency_code":"USD","in_stock":true},{"title":"carbon steel \/ 2pcs 5 I 16-18","offer_id":46895097708779,"sku":"14:193#carbon steel;5:202198814#5pcs 5 I 16-18","price":4.08,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ 2pcs 1 I 2-13","offer_id":46895098101995,"sku":"14:366#304 stainless steel;5:100012482#5pcs 1 I 2-13","price":8.84,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ 5pcs 1 I 4-20","offer_id":46895097938155,"sku":"14:366#304 stainless steel;5:200743351#10pcs 1 I 4-20","price":4.96,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ 5pcs 6-32","offer_id":46895098069227,"sku":"14:366#304 stainless steel;5:200148634#10pcs 6-32","price":8.84,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ 2pcs 3 I 8-16","offer_id":46895098134763,"sku":"14:366#304 stainless steel;5:200039894#5pcs 3 I 8-16","price":5.88,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ 5pcs 8-32","offer_id":46895098036459,"sku":"14:366#304 stainless steel;5:200172955#10pcs 8-32","price":4.64,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ 5pcs 10-24","offer_id":46895097872619,"sku":"14:366#304 stainless steel;5:200174972#10pcs 10-24","price":4.04,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ 5pcs 10-32","offer_id":46895097839851,"sku":"14:366#304 stainless steel;5:200452574#10pcs 10-32","price":8.84,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ 2pcs 5 I 16-18","offer_id":46895097905387,"sku":"14:366#304 stainless steel;5:202198814#5pcs 5 I 16-18","price":4.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/carbon_304_stainless_steel_flat_head_rivnut_nutsert_unc.webp?v=1758774791"},{"product_id":"316-a4-80-marine-grade-stainless-steel-flat-head-insert-rivet-nut-m3-m12","title":"316 A4-80 Marine Grade Stainless Steel Flat Head Insert Rivet Nut M3–M12","description":"\u003ch2\u003e316 A4-80 Marine Grade Stainless Steel Flat Head Insert Rivet Nut M3–M12\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003e316 A4-80 stainless steel flat head insert rivet nut\u003c\/strong\u003e (rivnut \/ nutsert) creates a permanent, load-bearing threaded insert in thin sheet metal, aluminium extrusions, and composite panels — no rear access required. Marine-grade 316 stainless steel with molybdenum addition delivers superior corrosion resistance in saltwater, outdoor, and chemically aggressive environments where standard 304 stainless is insufficient.\u003c\/p\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e316 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrade\u003c\/td\u003e\n\u003ctd\u003eA4-80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead Style\u003c\/td\u003e\n\u003ctd\u003eFlat head (countersunk \/ flush)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Style\u003c\/td\u003e\n\u003ctd\u003eSemi-hex (anti-rotation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Type\u003c\/td\u003e\n\u003ctd\u003eMetric (M3, M4, M5, M6, M8, M10, M12)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eRivet nut tool \/ rivnut gun\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin. Sheet Thickness\u003c\/td\u003e\n\u003ctd\u003e0.5mm (M3) — 1.0mm (M12)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eDIN 7338 \/ ISO 15977\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose 316 A4-80 Rivet Nuts?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine-grade 316 SS\u003c\/strong\u003e — molybdenum content resists chloride pitting and crevice corrosion; suitable for marine, coastal, and chemical plant environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA4-80 high strength\u003c\/strong\u003e — tensile strength 800 MPa minimum; suitable for structural and load-bearing fastening applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlat head (flush)\u003c\/strong\u003e — sits flush with panel surface for clean, low-profile assemblies; no protruding collar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSemi-hex body\u003c\/strong\u003e — anti-rotation geometry prevents spinning during bolt installation without adhesive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlind installation\u003c\/strong\u003e — installs from one side only; no rear access required for thin panels, hollow sections, or closed profiles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTypical Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMarine electronics enclosures and instrument panels (saltwater environment)\u003c\/li\u003e\n\u003cli\u003eAluminium extrusion frames (2020, 3030, 4040 profiles) — threaded insert for M3–M12 bolts\u003c\/li\u003e\n\u003cli\u003eStainless steel sheet metal fabrication and HVAC ductwork\u003c\/li\u003e\n\u003cli\u003eOutdoor electrical enclosures and weatherproof junction boxes\u003c\/li\u003e\n\u003cli\u003eComposite panel and GRP (fibreglass) boat hull fastening\u003c\/li\u003e\n\u003cli\u003eFood processing equipment and pharmaceutical machinery (316 SS required)\u003c\/li\u003e\n\u003cli\u003eRobotics chassis and CNC machine frame assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible With\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eStandard rivet nut tools \/ rivnut guns (M3–M12 mandrel sets)\u003c\/li\u003e\n\u003cli\u003ePneumatic and hydraulic rivnut installation tools\u003c\/li\u003e\n\u003cli\u003eAluminium extrusion profiles: 2020, 3030, 4040, 4080 series\u003c\/li\u003e\n\u003cli\u003eSheet materials: aluminium, mild steel, stainless steel, GRP, HDPE (min. 0.5mm)\u003c\/li\u003e\n\u003cli\u003eMating bolts: ISO 4762 hex socket cap screws, DIN 933 hex bolts M3–M12\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Contents\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRivet nuts in selected size and quantity (per variant)\u003c\/li\u003e\n\u003cli\u003eNote: rivet nut installation tool sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What is the difference between 304 and 316 stainless steel rivet nuts?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: 316 (A4) stainless steel contains 2–3% molybdenum, which significantly improves resistance to chloride-induced pitting and crevice corrosion. 316 is the correct choice for marine, coastal, food processing, and chemical environments. 304 (A2) is suitable for indoor and general mechanical use.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What sheet thickness can these rivet nuts be installed in?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: Grip range varies by size: M3 rivnuts typically grip 0.5–3.0mm; M6 grips 0.5–3.5mm; M12 grips 1.0–4.0mm. Check the specific variant datasheet for exact grip range.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: Do I need a special tool to install rivet nuts?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: Yes. A rivet nut tool (rivnut gun) with the correct mandrel size is required. Hand-operated, pneumatic, and hydraulic tools are all compatible. Do not attempt to install with a standard rivet gun — the thread will be damaged.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What does A4-80 mean?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: A4 designates 316 austenitic stainless steel. 80 designates the minimum tensile strength class of 800 MPa, equivalent to property class 8.8 in carbon steel. A4-80 is the highest standard grade for stainless steel fasteners.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Keszoox","offers":[{"title":"flat head \/ 5pcs M3","offer_id":46895098364139,"sku":"14:10#flat head;5:200099163#20pcs M3","price":4.74,"currency_code":"USD","in_stock":true},{"title":"flat head \/ 20pcs M3","offer_id":46895098331371,"sku":"14:10#flat head;5:200099271#40pcs M3","price":6.62,"currency_code":"USD","in_stock":true},{"title":"flat head \/ 50pcs M3","offer_id":46895098429675,"sku":"14:10#flat head;5:200148165#100pcs M3","price":12.52,"currency_code":"USD","in_stock":true},{"title":"flat head \/ 5pcs M4","offer_id":46895098396907,"sku":"14:10#flat head;5:200169412#20pcs M4","price":4.96,"currency_code":"USD","in_stock":true},{"title":"flat head \/ 20pcs M4","offer_id":46895098495211,"sku":"14:10#flat head;5:200172955#40pcs M4","price":7.14,"currency_code":"USD","in_stock":true},{"title":"flat head \/ 50pcs M4","offer_id":46895098462443,"sku":"14:10#flat 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The semi-hex body provides anti-rotation performance, and the flat head sits flush with the panel surface for a clean, low-profile assembly. Suitable for indoor and dry environment applications.\u003c\/p\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCarbon Steel (zinc-plated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead Style\u003c\/td\u003e\n\u003ctd\u003eFlat head (countersunk \/ flush)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Style\u003c\/td\u003e\n\u003ctd\u003eSemi-hex (anti-rotation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Type\u003c\/td\u003e\n\u003ctd\u003eMetric (M3, M4, M5, M6, M8, M10, M12)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eBlind (one-side, rivet nut tool required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin. Sheet Thickness\u003c\/td\u003e\n\u003ctd\u003e0.5mm (M3) — 1.0mm (M12)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eDIN 7338 \/ ISO 15977\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose Carbon Steel Rivet Nuts?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEconomical\u003c\/strong\u003e — carbon steel construction provides cost-effective threaded inserts for high-volume sheet metal fabrication and indoor applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlat head (flush)\u003c\/strong\u003e — sits flush with panel surface; no protruding collar; clean, low-profile assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSemi-hex body\u003c\/strong\u003e — anti-rotation geometry prevents spinning during bolt installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlind installation\u003c\/strong\u003e — installs from one side only; no rear access required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM3–M12 range\u003c\/strong\u003e — covers electronics (M3–M6) through structural sheet metal assembly (M8–M12)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTypical Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSteel sheet metal enclosure and cabinet threaded insert (indoor, dry environments)\u003c\/li\u003e\n\u003cli\u003eAutomotive body panel and chassis threaded insert (M6–M12)\u003c\/li\u003e\n\u003cli\u003ePC case and server chassis sheet metal fastening (M3–M6)\u003c\/li\u003e\n\u003cli\u003eHVAC ductwork and steel panel assembly (M6–M10)\u003c\/li\u003e\n\u003cli\u003eIndustrial machinery steel frame threaded insert (M8–M12)\u003c\/li\u003e\n\u003cli\u003eFurniture and shelving steel frame assembly (M6–M10)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible With\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eStandard rivet nut tools \/ rivnut guns (M3–M12 mandrel sets)\u003c\/li\u003e\n\u003cli\u003eSheet materials: mild steel, aluminium, stainless steel (min. 0.5mm)\u003c\/li\u003e\n\u003cli\u003eMating bolts: ISO 4762 hex socket cap screws, DIN 933 hex bolts M3–M12\u003c\/li\u003e\n\u003cli\u003eNote: for outdoor, marine, or humid environments, use 304 or 316 stainless steel rivet nuts instead\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Contents\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCarbon steel flat head rivet nuts in selected size and quantity (per variant)\u003c\/li\u003e\n\u003cli\u003eNote: rivet nut installation tool sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: When should I choose carbon steel rivet nuts over stainless steel?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: Choose carbon steel rivet nuts for indoor, dry environments where cost is a priority and corrosion resistance is not critical — such as PC cases, indoor control cabinets, and dry industrial machinery. Choose 304 or 316 stainless steel for outdoor, marine, humid, or food processing environments.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: Are carbon steel rivet nuts zinc-plated?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: Yes. Carbon steel rivet nuts are zinc-plated (electroplated) to provide basic corrosion protection for indoor use. The zinc plating is not suitable for outdoor, marine, or high-humidity environments where stainless steel should be used instead.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What is the installation process for rivet nuts?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: 1) Drill a hole to the correct diameter for the rivet nut size. 2) Insert the rivet nut into the hole. 3) Use a rivet nut tool (rivnut gun) with the correct mandrel to pull the body and collapse the back of the nut, creating a flange that clamps the panel. 4) Remove the tool — the threaded insert is now permanently installed.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Keszoox","offers":[{"title":"type A \/ 10pcs M12","offer_id":46895103541483,"sku":"14:193#type A;5:202191810#20pcs M12","price":10.82,"currency_code":"USD","in_stock":true},{"title":"type A \/ 5pcs M12","offer_id":46895103574251,"sku":"14:193#type A;5:100011071#10pcs M12","price":6.36,"currency_code":"USD","in_stock":true},{"title":"type A 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Nutsert M3–M12\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003e304 stainless steel flat head blind rivet nuts\u003c\/strong\u003e (rivnuts \/ nutserts) create a permanent, load-bearing threaded insert in thin sheet metal, aluminium extrusions, and composite panels from one side only — no rear access required. The semi-hex body provides anti-rotation performance to prevent spinning during bolt installation, while the flat head sits flush with the panel surface for a clean, low-profile assembly.\u003c\/p\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e304 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead Style\u003c\/td\u003e\n\u003ctd\u003eFlat head (countersunk \/ flush)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Style\u003c\/td\u003e\n\u003ctd\u003eSemi-hex (anti-rotation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Type\u003c\/td\u003e\n\u003ctd\u003eMetric (M3, M4, M5, M6, M8, M10, M12)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eBlind (one-side, rivet nut tool required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin. Sheet Thickness\u003c\/td\u003e\n\u003ctd\u003e0.5mm (M3) — 1.0mm (M12)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eDIN 7338 \/ ISO 15977\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose 304 SS Flat Head Rivet Nuts?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e304 stainless steel\u003c\/strong\u003e — corrosion-resistant for electronics enclosures, outdoor equipment, and humid environments; superior to carbon steel rivnuts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlat head (flush)\u003c\/strong\u003e — sits flush with panel surface; no protruding collar; clean, low-profile assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSemi-hex body\u003c\/strong\u003e — anti-rotation geometry prevents spinning during bolt installation without adhesive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlind installation\u003c\/strong\u003e — installs from one side only; no rear access required for thin panels, hollow sections, or closed profiles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM3–M12 range\u003c\/strong\u003e — covers electronics (M3–M6) through structural sheet metal assembly (M8–M12)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTypical Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eElectronics enclosure and instrument panel threaded insert (aluminium, steel sheet)\u003c\/li\u003e\n\u003cli\u003eAluminium extrusion frame threaded insert for M3–M12 bolts\u003c\/li\u003e\n\u003cli\u003eOutdoor electrical enclosure and weatherproof junction box assembly\u003c\/li\u003e\n\u003cli\u003eRobotics chassis and CNC machine frame sheet metal fastening\u003c\/li\u003e\n\u003cli\u003eHVAC ductwork and sheet metal panel assembly\u003c\/li\u003e\n\u003cli\u003eComposite panel and GRP (fibreglass) fastening\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible With\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eStandard rivet nut tools \/ rivnut guns (M3–M12 mandrel sets)\u003c\/li\u003e\n\u003cli\u003ePneumatic and hydraulic rivnut installation tools\u003c\/li\u003e\n\u003cli\u003eSheet materials: aluminium, mild steel, stainless steel, GRP, HDPE (min. 0.5mm)\u003c\/li\u003e\n\u003cli\u003eMating bolts: ISO 4762 hex socket cap screws, DIN 933 hex bolts M3–M12\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Contents\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e304 SS flat head rivet nuts in selected size and quantity (per variant)\u003c\/li\u003e\n\u003cli\u003eNote: rivet nut installation tool sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What is the difference between 304 and 316 stainless steel rivet nuts?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: 304 (A2) stainless steel is suitable for indoor electronics, general mechanical use, and moderate outdoor exposure. 316 (A4) stainless steel adds molybdenum for superior resistance to chloride pitting and crevice corrosion in marine, coastal, and chemical environments. Choose 316 for saltwater or aggressive chemical exposure.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What does semi-hex body mean?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: A semi-hex body has a partially hexagonal cross-section that provides anti-rotation grip in the drilled hole. When the rivet nut is installed, the hex geometry bites into the hole wall, preventing the nut from spinning when a bolt is tightened into it.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eQ: What sheet thickness can these be installed in?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA: Grip range varies by size: M3 typically grips 0.5–3.0mm; M6 grips 0.5–3.5mm; M12 grips 1.0–4.0mm. 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