Flat washer 1)Material: Carbon,stainless steel 2)Size: Un-finite 3)Finishing:ZW,ZB,ZY,Nickel, ZP.else 4)Tolerance:0.01 ... Flat washerWhat about our flat washers? 1.StandardDIN125 ... ,DIN126,DIN9021, SAE,USS,F436 flat washer, Bevel washers,Nonstandard flat washer etc.MaterialWaste material;low carbon steel; medium ...