1.Name:L bolts 2.Size: m5-m48 1/4"-2" 3.Grade: ... , UNEF, M, BSW, BSF, TR, ACME, NPT 5.MaterialCarbon steel(#1035,#1045,40Cr,35CrMo,42CrMo,B7,20Mn2,M20),Stainless steel(303 ... , UNEF, M, BSW, BSF, TR, ACME, NPT 5.MaterialCarbon steel(#1035,#1045,40Cr,35CrMo,42CrMo,B7,20Mn2,M20),Stainless steel(303 ...