Lock Washers Serrated External BZP M6

Serrated external lock washers in bright zinc plated (BZP) finish, sized M6. These washers feature sharp serrations on the outer edge that bite into surfaces, preventing fasteners from loosening due to vibration or movement. Ideal for machinery, automotive applications, and general engineering work where secure fastening is essential. The BZP coating provides corrosion resistance for indoor and moderately exposed environments. Pack quantities available to suit your project needs.