... ten years supplier 4.partner: Canon stainless steel hex head bolts Material:stainless stell,carbon steel,alloy steelstandard:according to the ... ANSI BSW GB ISOHead TypeFlat,JIS pan,Oval,Round,Binding, I.HD ,Brazier,PF.HD,Button,CheeseFillister,Ansi.Pan, Pan washer ... anytime anywhere.Main customerCanon, Airmate, Flextronics stainless steel hex head bolts