Black 304 Stainless Steel Lock Nuts Kit With Nylon Insert 180 Pcs Seven Metric Sizes M3 To M12 Including M3 M4 M5 M6 M8 M10 M12 Durable Locknut Set For Furniture Machinery And DIY Repairs

Lock Nut Kit in Black 304 Stainless Steel with Nylon Insert
✔️ 180-piece set covers M3 to M12 for furniture and machinery

This compact lock nut kit includes seven metric sizes (M3, M4, M5, M6, M8, M10, M12) and 180 pieces, stored in a clear box for quick access.

✅ Size range: M3, M4, M5, M6, M8, M10, M12
✅ Material: Black 304 stainless steel with nylon insert
✅ Anti-loosening: Friction lock against vibration
✅ Packaging: Organized clear box for easy sorting
✅ Applications: Furniture, automotive, machinery, DIY repairs

💡 What is a nylon insert lock nut used for in metalworking and furniture projects?
They’re handy for secure, vibration-resistant fastening that can be reused without losing grip.
- Prevents loosening under vibration in machinery and furniture
- Works with metric threads like M3 to M12
- Nylon insert provides friction locking for reliable, repeated use

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