Width Across Corners: Max 3

7/16-20 x 3 1/4 Grade 8 Hex Cap Screw Plain Domestic USA (25)

The hex head increases strength and allows a better grip when using a wrench

Comes in a bulk keg of 110

7/16-14 x 4 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (175)

3/4-10 x 9 A325 Type 1 Heavy Hex Bolt Plain Domestic (USA) - Bulk Keg (100) 5/8-11 A307A Hex Bolts Zinc Plated Width Across Corners: Max 3This pack of 100 3 4 10 x 9 A325 Type 1 Heavy Hex Bolts offers maximum strength and performance. These American made domestic bolts are plain finish, corrosion resistant, and feature a heavy hex head design. Get your project done right with these superior grade bolts.