5/8-11 x 4 1/2 STRONG-BOLT® 2 Cracked and Uncracked Concrete Wedge Anchor 316 Stainless Steel(20)

7/16-14 x 3 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

3/8-16 x 3 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (50)

1/2-13 x 24 A307A Hex Bolt Plain Steel

7/8-9 x 2 Grade 8 Hex Cap Screw Plain Domestic USA (15)

1/2-13 x 20 A307A Hex Bolt Plain Steel OlyLog Log Home Fasteners 5/8-11 x 4 1/2 STRONG-BOLT®1 2 13 x 20 A307A Hex Bolt Plain Steel. A307A Hex Bolts are manufactured from low carbon steel, typically 1015 1022. Our A307A bolting meets or exceeds ASTM A307 Grade A. Material is manufactured with rolled threads. Zinc plated material meets or exceeds ASTM F1941. Tensile strength will meet or exceed 60,000 psi.