Name:ANSI 2H Heavy hex nut Material:35k,45#,40Cr,35CrMoA, ... steel.(35k,45#,40Cr,35CrMoA,42CrMoA) 5)Process:Cold heading/hot forging 6)Finish:black oxidized,zinc plates(white Zinc,blue Zinc ... ,color Zinc,white&blue Zinc,black Zinc),hot dip galvanized,Dacromet 7)Packing:25kg per export carton with ...