Width Across Flats: Approximately (1

7/8-9 x 8 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

1/2-20 x 4 1/2 Socket Cap Screw Alloy

3/4-10 x 12 A307A Hex Bolt Zinc Plated

1 1/2-12 x 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (24)

1/2-13 x 2 3/4 A325 Type 1 Heavy Hex Bolt Plain - Bulk Keg (300) 1/2 Dowel Pins Alloy Steel Width Across Flats: Approximately (1This 1 2 13 x 2 3 4" A325 Type 1 Heavy Hex Bolt Plain is supplied in a bulk keg of 300 for efficient loading and unloading. A325 Type 1 heavy hex bolts are commonly used in structural connections and are made from high strength steel. The coarse thread is great for use in thicker materials.