Black White PVC Insulative Toothed Anti-loosing Anti-falling Backstop Washer|500Pcs 10KPcs

Description Black White PVC Insulative Toothed Anti-loosing Anti-falling Backstop Washer Feature 1.Color: Black, White; 2.Thickness: 0.3mm, 0.5mm, 1.0mm;  3.For Screw Size: M3, M4, M5, M6, M8, M10; 4.Outer Diameter: 8.0mm(M3, M4), 11.5mm(M5, M6), 14.5mm(M8), 15.8mm(M10); Mechanical 1.Material: PVC;     Related