... Standard:DIN,JIS,ANSI 3Material:Carbon steel.Stainless steel Professional supply stainless steel fasteners1.Nuts: Hex nut(DIN934,ISO4032,DIN439,DIN936 ... ANSI, BS and the un-standard as well, we can supply Hex head bolts, hex nuts, nylon lock nuts, screws, ... Welcome your inquiry!!!WENZHOU HOWLS FOREIGN TRADE CO.,LTDRm.1106,Digital Mansion,No.140,Xincheng Road,Wenzhou,Zhejiang,ChinaCompany Website URL ...