Stainless Steel External And Internal Tooth Star Lock Washer Circlip Snap Ring Kit 400 Pieces 8 Sizes 304 Grade M2 M3 M4 M5 M6 M8 M10 M12 Pro Grade Dope Easy Install Corrosion Resistant Durable Fastening Set

Premium Stainless Star Lock Washer Set, 400 Pcs, 8 Sizes
✔️ 8 sizes ext M2.5-M12; int M2-M12, 400 pcs in two cases

This kit includes external and internal tooth star lock washers designed for corrosion resistance and strong locking across automotive, marine, appliances, and industrial machinery applications.

✅ Stainless steel construction delivers corrosion resistance and durability
✅ Includes 8 external sizes (M2.5, M3, M4, M5, M6, M8, M10, M12) and 8 internal sizes (M2, M3, M4, M5, M6, M8, M10, M12)
✅ Total 400 pieces packed in two clear cases for easy access
✅ Easy to install with standard dimensions and secure locking action
✅ Suitable for cylinders, valves, electrical gear, automotive, and marine use
✅ See-through compartmented plastic boxes keep everything organized

💡 What is the practical use of external and internal star lock washers in fastener assemblies? These handy parts help keep bolts tight in vibration-prone setups.
- They apply spring force between the fastener head and substrate to resist loosening
- The tooth star shape bites into surfaces to enhance grip under vibration
- Stainless steel construction adds corrosion resistance in marine and outdoor environments
- Works with common bolt threads and substrates for quick, secure installs