Product details:

Part #: 0000-129914. Buy as few as 45 pcs. Discounts on larger quantities. PRODUCT SPECIFICATIONS Part #: 0000-129914 Fastener Type: Hex Cap Screw (Bolt) Size Description: 1"-8 x 2 1/2" (FT) Diameter/Nominal Size: 1" Length: 2 1/2" Wrench Size/Across Flats: 1 1/2" (1.469-1.500") Width Across Corners: 1.675-1.732" Head Height: 0.591-0.627" Thread Pitch: 8 Thread Pitch Type: Coarse Thread Direction: Right Thread Coverage: Full System of Measurement: Inch Grade: 2 Material: Low Carbon Steel Finish: Zinc Plated Head Type: Hex Drive Type: External Hex Average Piece Weight: 0.7992000 lbs. Hex Cap Screws, are similar to hex bolts, but are manufactured with tighter tolerances than hex bolts for socket or wrench tightening, hex cap screws are available in both fully threaded and partial threaded varieties, and in many different materials.