ASTM/AISI/IFI/SS304 Hex Socket Set Screw Material Option: SS201, SS304, SS304L, SS316, SS316L, SUS201, SUS304, ... SUS316 ASTM/AISI/IFI/SS304 Hex Socket Set Screw Material Option: SS201, SS304, SS304L, SS316, SS316L, SUS201, SUS304 ... , SUS316 Socket Set Scew with Cup Point(Din916)/with Flat Point(Din913)Diameter ...