Products Stud Bolts Most Common Standard Grades;ASTM 193 Gr B7 / B7M / B16 / B8 / B8M / B82 /B8M2 /B8CASTM A320 Gr L7 / L7M / L43ASTM A453 Gr 660 A / B /C / DISO EN 898-1: 4.6 / 4.8 / 5.6 / 5.8 / 6.8 / 8.8 / 10.9 Fully Threaded Stud Bolts Double end Threaded Stud Bolts Machined Stud Bolts