1/4-28 x 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (4000)

these screws are the perfect high-performance anchor for construction and DIY projects

Over-sized thread diameter tightly fills the existing spike holes for better holding strength and a watertight fit #3 square drive virtually eliminates cam-out during hard to reach installations Durable UV resistant white and brown head paint matches most gutter systems Thick galvanized base coating guaranteed not to rust or react with aluminum Free driver bit included American made

and give you the highest-quality results in even the toughest applications

Typical hardness is HRB 70-100

1 1/2-6 Grade 2 Finished Hex Nut Plain 3/4-10 Grade 8 Hex Cap Screws Yellow Zinc Plated - Domestic USA 1/4-28 x 1/2 L9 Hex5 8 11 Grade 2 Finished Hex Nut Plain . Grade 2 Finished Hex Nuts are manufactured from low carbon steel, 1008 1010 for diameters up to 1 inch (cold formed) and 1045 steel for diameters over 1 inch (hot formed). Material is manufactured to meet or exceed ASTM A563 Grade A. Zinc plated material will meet or exceed ASTM F1941. Hot Dip Galvanized material will meet or exceed ASTM A563. Hot Dip Galvanized nuts are over tapped per ASTM A563. Hardness