Stud bolts ASTM A193 with nuts ASTM A194 BLT STUD W/2 HVY HEX NUT; ASSEMBLED; COMBINED (IMP SIZE X METRIC LG) ALLOY STL ASTM A193 GR B7/ASTM A194 GR 2H, (1 1/8" X 8.5") BOLT LENGTH (220 MM LONG) (4 EACH) BLT STUD W/2 HVY HEX NUT; ASSEMBLED; COMBINED (IMP SIZE X METRIC LG) ALLOY STL ASTM A193 GR B7/ASTM A194 GR 2H, (1 1/8" X 7.875") BOLT LENGTH (200MM LONG) (16 EACH) BLT STUD W/2 HVY HEX NUT; ASSEMBLED; COMBINED (IMP SIZE X METRIC LG) ALLOY STL ASTM A193 GR B7/ASTM A194 GR 2H, (1 1/8" X 8.5") BOLT LENGTH (220 MM LONG) (20 EACH) BLT STUD W/2 HVY HEX NUT; ASSEMBLED; COMBINED (IMP SIZE X METRIC LG) ALLOY STL ASTM A193 GR B7/ASTM A194 GR 2H, (1 1/8" X 7.875") BOLT LENGTH (200MM LONG) (16 EACH) BLT STUD W/2 HVY HEX NUT; ASSEMBLED; COMBINED (IMP SIZE X METRIC LG) ALLOY STL ASTM A193 GR B7/ASTM A194 GR 2H, 1 1/2" X 254MM" BOLT LENGTH (144 EACH) BLT STUD W/2 HVY HEX NUT; ASSEMBLED; COMBINED (IMP SIZE X METRIC LG) ALLOY STL ASTM A193 GR B7/ASTM A194 GR 2H, 1 1/2" X 254MM" BOLT LENGTH (72 EACH)