1/2-13 X 3/4 HVY HEX BOLT A307 GR-B ZINC
1/2-13 X 1 1/2 HEAVY HEX BOLT A307 GR-B PLAIN
1/2-13 X 1 3/4 HEAVY HEX BOLT A307 GR-B Z&Y
1/2-13 X 1 1/2 HVY HX BOLT A307 GR-B PLN ORIGINAL MATERIAL CERTS
1/2-13 X 1 3/4 HEAVY HEX BOLT A307 GR-B PLAIN
1/2-13 X 2 HEAVY HEX BOLT A307 GR-B PLAIN
1/2-13 X 2 1/4 HEAVY HEX BOLT A307 GR-B PLAIN
1/2-13 X 2 1/4 HEAVY HEX BOLT A307 GR-B ZINC
1/2-13 X 2 1/2 HEAVY HEX BOLT A307 GR-B PLAIN
1/2-13 X 2 1/2 HEAVY HEX BOLT A307 GR-B ZINC