320Pcs Lock Washers Set With Internal Tooth Star Washers In 304 Stainless Steel 8 Sizes M2.5 M3 M4 M5 M6 M8 M10 M12 Wave Spring Assortment Kit For Mechanical Fasteners

320pc Stainless Internal Tooth Star Lock Washers in 8 Sizes
✔️ 320pc stainless steel lock washer set in 8 metric sizes

This 320-piece set features internal tooth star lock washers crafted from 304 stainless steel for strength and corrosion resistance. Eight common sizes (M2.5, M3, M4, M5, M6, M8, M10, M12) cover most fastener needs, and the sturdy clear box keeps everything organized for quick access in electronics, automotive, and marine work.

✅ Material: 304 stainless steel for corrosion resistance and durability
✅ Includes eight sizes: M2.5, M3, M4, M5, M6, M8, M10, M12 with counts 50 each for M2.5-M6, 30 for M8, 20 for M10, 20 for M12
✅ Packaged in a clear plastic storage box for easy organization
✅ Suitable for electrical connections, household appliances, automotive and marine assemblies

💡 What is a lock washer set used for in mechanical fasteners?
Lock washers provide spring tension to resist loosening and keep fasteners tight.
- They increase friction between fastener head and substrate to prevent rotation.
- Handy in electronics, automotive, and outdoor equipment where vibration hits.