A193/A320 B7 B7M B16 L7 L7M STUD BOLT WITH NUT DIA.:1/2" ~ 4"; M12~M100LENGTH:2" ~ 235"; 50mm~6000mmMATERIAL/GRADE:ASTM A193/A193M B7, B7M, B16, B6, B5, Etc.ASTM A320/A320M L7, L7M, L43, Etc.ASTM A194/A194M 2H, 2HM, 4, 7, 7M, Etc.FINISH: AVAILABLE IN VARIOUS FINISH B7 B7M B16 L7 L7M STUD BOLT WITH NUT