320 Piece Metric Rivet Nuts Kit M3 Through M12 With Flat Head Rivnut Inserts Black Zinc Plated Carbon Steel Assorted Sizes For DIY Projects Built Tough And Great For Fastening In Metalwork And Automotive Repairs

320-piece metric rivet nuts kit: M3-M12 flat head rivnuts
✔️ 320 pcs, 7 sizes M3-M12, flat head, black zinc plated rivnuts

This rivet nuts kit includes 320 threaded inserts across seven metric sizes, designed for metal panels and pipes. The flat-head design seats flush for clean, secure fastenings in automotive, furniture, and industrial applications.

✅ 320 pcs total across seven sizes: M3, M4, M5, M6, M8, M10, M12
✅ Flat head rivnuts for flush seating and strong grip
✅ Black zinc plated carbon steel for high hardness and rust resistance
✅ Includes sturdy plastic storage box for easy organization
✅ Works with hand riveters for quick, simple installations
✅ Suitable for cars, rail, elevators, machinery, metalwork

💡 What is a rivet nuts kit used for in metalworking and automotive repairs?

Rivet nuts create threaded holes in thin or hard-to-tap metal, letting you fasten bolts securely where a full nut and bolt setup won't work. They’re handy for repairs and upgrades on sheet metal and extrusions.

- threaded inserts for automotive panels and equipment - handy for aluminum extrusions and metal furniture frames - works with hand riveters or pneumatic tools - excellent for repairs and field installations