uxcell 14mm x 21mm x 0.3mm Metal Wavy Wave Crinkle Spring Washers 100pcs
- (75pcs) M6 Curved Wavy Spring Washer with Shiny Yellow Zinc Plating.
- High Quality Yellow Zinc Finish Over Steel.
- Irregular shape acts like a spring, compressing when tightened and distributing the weight against the work.