1) DIN134 flat washer 2)Finish:Zinc plated/ Yellow zinc plated/ Plain 3)Usage ... steel/ Stainless steel 4)Size:M3-M48 Din 433 Spring Washer Style:DIN 433 Material : Carbon steel/ Stainless steelSurface:Zinc ... !We can also supply produces include different standars of spring washer DIN128, DIN137, DIN6796, DIN6904,DIN7980, BS4464, BS1802, ANSI/ASME ... free to contact with us, thank you. Din433 Flat Washer