... .Material:Carbon steel,Stainless steel,Bras Specification of our bolt: 1.NameL type anchor bolt2.StandardDIN, IFI, ISO, JIS, AS,BS, EN ... ,A4494.ThreadUNC, UNF, UNEF, M, BSW, BSF, TR, ACME, NPT 5.MaterialCarbon steel(#1035,#1045,40Cr,35CrMo,42CrMo,B7,20Mn2,M20 ... ,A4494.ThreadUNC, UNF, UNEF, M, BSW, BSF, TR, ACME, NPT 5.MaterialCarbon steel(#1035,#1045,40Cr,35CrMo,42CrMo,B7,20Mn2,M20 ...