1/2-13 x 3 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

commercial or residential

7/16-14 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (50)

7/16-14 x 1 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (600)

Category 1 is the highest attainable anchor category for reliability

1 1/4-7 x 9 A307A Hex Bolt Zinc Plated 1 1/4-7 Flat Socket Cap Screws Alloy 1/2-13 x 3 1/2 Grade1 1 4 7 x 9 A307A Hex Bolt Zinc Plated . 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.