Ultimate 630Pcs Quick Lock Internal Tooth Star Washers Set 9 Sizes From M2 To M12 In 65Mn Steel With Black Oxide Finish Push On Retaining Clips Fasteners For DIY Projects And Pro Builds

630-Piece Quick Lock Star Washer Set, M2-M12 (9 Sizes)
✔️ 9 metric sizes M2-M12, 630 pcs, 65Mn steel, black oxide, labeled box

This internal tooth star washer kit is designed to secure fasteners in mechanical assemblies. It’s ideal for DIY projects and pro builds across automotive, machinery, aerospace, shipbuilding, and industrial equipment.

✅ 9 sizes included: M2-6 (100), M2.5-8 (100), M3-9 (100), M4-12 (60), M5-14 (70), M6-16 (60), M8-18 (70), M10-20 (40), M12-25 (30)
✅ 65Mn steel with black oxide finish for rust resistance
✅ Internal tooth star design provides stronger grip and resistance to loosening
✅ Stored in transparent, labeled box for quick access and organization

💡 What is an internal tooth star washer used for in securing fasteners? These handy washers help lock fasteners in place by increasing friction and resisting vibration. - They create extra friction between fastener head and base material. - They resist vibration-related loosening in mechanical assemblies. - They work with metal and plastic bases and various materials.