... stainless steel DIN934 hex nuts ,A.Product specifications Nuts StandardASME B18.2.2,ASME B18.2.4.1M,BS 325,BS 916,DIN555,DIN934,DIN970 ... , 12L14,12156.Aluminum: Al6061, Al6063 etc.7.Carbon steel:C1010,C1018,C1022,C1035K,C10458.Alloy steel: SCM435,10B21Nuts Surface treatment Plain, Black Oxide ...