these bolts are designed for maximum strength and convenience

500 pounds in concrete

5/16-24 x 2 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (700)

7/8-9 x 8 A307A Hex Bolt Plain Steel

Get 150 bolts per keg at a great price

3/8 USS Flat Washer Med Carbon Through Hardened Zinc CR+3 Domestic USA - Bulk (3000) 1 1/8-7 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA these bolts are designed for3 8 USS Flat Washer Med Carbon Through Hardened Zinc CR+3 Domestic USA Bulk (3000), domestically manufactured in the USA, are constructed from medium carbon steel that is through hardened to meet the high mechanical requirements of Grade 8 and structural fastening applications, supporting joints with a minimum tensile strength of 180,000 PSI. Dimensions conform to ASME B18. 21. 1, Type A, Wide Series standards, which feature an oversized outside