metal washers, stainless steel washers 1)Standard:DIN,ANSI,BS,JIS,GB 2)Size:M3-M76 3)Material:Steel,Stainle metal washers, stainless steel washers1) Standard: DIN, BS, IFI ... , JIS, ISO,GB,ANSI,ASME,Non-Standard2) Size: M3–M763) Material: Carbon Steel, Alloy Steel, Stainless Steel ...