M3 Nylon Insert Lock Nuts 0.5mm Pitch, 160 Pcs, 304 Stainless Steel A2 70 Nylock Nuts For Metric Threads, Rustproof And Heavy Duty Fasteners, Built To Last

Premium 160-Pack M3 Nylon Insert Lock Nuts with 0.5mm Pitch
✔️ 160 pcs M3-0.5mm nylon insert lock nuts, 304 stainless steel

These M3 nylon insert lock nuts are made from 304 stainless steel (A2-70). The integrated nylon collar locks after tightening to resist vibration and prevent loosening, making them ideal for metric-threaded assemblies in electronics, drones, automotive work, and industrial equipment.

✅ 160 pieces per pack, M3-0.5mm thread, metric nuts
✅ 304 stainless steel body for rust resistance and durability
✅ Nylon insert provides anti-loosening action under vibration
✅ Smooth, burr-free finish for safe handling and easy installation
✅ Sealed packaging guards moisture and corrosion during storage

💡 What is a nylon insert lock nut used for and how does it work? This handy fastener helps keep joints tight in vibration-prone gear.
- Locking action: nylon insert deforms to create friction
- Handy uses: electronics, drones, automotive, machinery
- Material benefits: 304 stainless steel resists rust and stays non-magnetic