On diameters over 2 1/2 inches

Maxiseal® Hex Washer Head Self Drilling Screws are perfect for applications needing superior corrosion resistance

Our bulk keg (80) of Grade 5 steel bolts are made in the USA

3/4-10 x 6 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (10)

1 USS Flat Washer Med Carbon Through Hardened Zinc CR+3 Domestic USA - Bulk (200) 3/8-16 Carriage Bolts 316 Stainless Steel On diameters over 2 1/21 USS Flat Washer Med Carbon Through Hardened Zinc CR+3 Domestic USA Bulk (200), 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 diameter