our product with high quality and competitive price. Steel Flat Washers1.Material:low carbon steel,mild steel, medium steel, stainless steel of 304,316,316L,65Mn, etc.2.Standard:DIN125,DIN9021,DIN7989,DIN440,DIN126,DIN436,DIN435,DIN73493.Plating:ZP,YZP,HDG,ZP CR3+,Dacromet,NICKEL,CHROMATE,BLACK,etc.4.Package: poly bag, gunny bag, carton, pallet, small box and bulk.flat washer, plain washer, round ...