flat washer 1.Standard:ANSI,ASME,DIN,BS,NEF,JIS,GB 2.Size:M3-M76 3.Finish:plain,zinc,black,nickel,chrome,etc flat washer1.Standard:ANSI,ASME,DIN,BS,NEF,JIS,GB2.Size:M3-M763.Surface Treatment:plain,zinc,black,nickel,chrome,etc4.Package:in bulk,25kgs per carton,then on pallet or small box or according to customers' requirement.Our Advantage:.1.competitive price:our factory is located in jiaxing, ...