This set contains a wide assortment of lock washers, external washers and internal washers in one convenient kit! Suitable for both home and shop use, these lock washers feature a bright zinc-plated finish to resist rust and corrosion. The lock washers come organized in a resealable, divided PVC case with an index chart for easy, quick identification.
Features:

1. internal and external lock washers
2. zinc-plated steel for rust resistance
3. poly storage container with snap-lock lid

Specifications:

1. M3 lock: 50 pcs
2. M4 lock: 50 pcs
3. M5 lock: 50 pcs
4. M6 lock: 40 pcs
5. M8 lock: 30 pcs
6. M10 lock: 20 pcs
7. M3 external: 50 pcs
8. M4 external: 50 pcs
9. M5 external: 50 pcs
10. M6 external: 40 pcs
11. M8 external: 30 pcs
12. M10 external: 20 pcs
13. M3 internal: 50 pcs
14. M4 internal: 50 pcs
15. M5 internal: 50 pcs
16. M6 internal: 40 pcs
17. M8 internal: 30 pcs
18. M10 internal: 20 pcs