1/4-20 X 1/2 HHCS GR 5
5/16-18 X 1/2 GR.5 HEX C/S-PLAIN
3/8-16 X 1/2 HHCS GR 5
1/4-20 X 1/2 HEX HD GR8 PLAIN
1/4-28 X 1/2 HHCS GR 5
3/8-16 X 1/2 HEX HD GR8 PLAIN
1/2-13 X 1/2 HHCS GR 5
1/4-20 X 1/2 HEX HD C/S A193-B7
1/2-13 X 1/2 HEX HD GR8 PLAIN