A washer is a thin plate  with a hole (typically in the middle) that is normally used to distribute the load of a threaded fastener or to help prevent loosening under vibration. According to different application,the washer can be made by steel ,plastic,,brass etc.

Topkun is a pofessional supplier of washer products both in IFI and DIN standard,mainly including flat washer and spring washer

Topkun keeps full rang sizes from #6 – 3”, M3-M72 and the Materials could be Carbon Steel, Alloy Steel, Stainless Steel Brass and Nylon.The finish could be Zinc Plated, yellow zinc plated, Black oxide, H.D.G and so on.

Topkun also can  munufacture non-standard washer or stamping parts according to your drawing or samples