Ideal for concrete

brick and plaster requires a pre-drilled hole using a 3/16” ANSI bit

1/2-13 x 8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (20)

1 1/4-7 x 3 A307A Hex Bolt Plain Steel

9/16-12 x 1 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (25)

1 1/4-7 x 3 1/4 A325 Type 1 Heavy Hex Bolt Plain - Bulk Keg (125) 1/4-28 Grade 8 Hex Cap Screws Yellow Zinc Plated - Domestic USA Ideal for concreteThis heavy duty, Grade A325 hex bolt has a 1 1 4 7 thread size and a 3 1 4 shank length. It comes in a bulk keg of 125 and is precision engineered to meet industry standards. Ideal for heavy duty industrial and construction applications.