1.Name:DIN9021 Stainless steel flat washers 2.Size: 2.7"-39" 3.Grade: SAE,USS,F436 4.Material:Carbon steel,Stainless ... Specification of our washer: 1.NameDIN9021 Stainless steel flat washers 2.StandardDIN, IFI, ISO, JIS, AS,BS, EN, SAE,ASTM3.GradeSAE ... (303,304,304L,316,316L),Brass(H59,H62)5.Size2.7"-39" 6.FinishPlain, Zinc plated,Passivated, Nickle plated, H.D.G ...