5/8-11 x 7 Carriage Bolt SS 18-8 (A2)

9/16-18 x 2 Grade 8 Hex Cap Screw Plain Domestic USA (25)

1-8 x 3 Flat Socket Cap Screw Alloy

3/4-10 x 4 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (55)

5/8-18 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

3/4-10 x 4 1/4 A325 Type 1 Heavy Hex Bolt Plain (50) 1-8 A325 Type 1 Heavy Hex Bolts Hot Dipped Galvanized 5/8-11 x 7 Carriage Bolt3 4 10 x 4 1 4 A325 Type 1 Heavy Hex Bolt Plain (80) . Heavy Hex A325 structural bolts are designed for steel to steel structural connections. For this reason, they are typically very short. The A325 and A490 specifications are not intended for general applications, including anchor bolts. Free certs available on request.