ABOUT THIS ITEM

*Premium Material: Crafted from 65 Mn steel, these insulation washers resist corrosion, extreme temperatures, and daily wear for long-term reliability. Smooth edges ensure safe handling

*Washer Functions: These quick-speed locking washers generate spring force between the mounting head and substrate, securing firm fixation with enhanced friction to resist rotation

*Star Washer Sizes: 350 Internal tooth starlock washers (M2.5/M3/M4/M5/M6/M8/M10) in a clear plastic case provide versatile sizing and ample quantity for daily projects

*Convenient Storage: Manganese steel star washers are assorted in a transparent, compartmentalized box with labeled sections for organized storage and quick size selection

*Wide Applications: Internal teeth car body washers fit machinery, vehicles (cars/trucks/RVs/boats), lawn equipment, and DIY repairs for quick fixes and durable fastening