5/16 -18 x 1 1/2 (PT) Coarse Thread Grade 8 Hex Cap Screw (Bolt) - USA Alloy Steel Black Oxide Pk 100

PRODUCT SPECIFICATIONS Part #: 0000-115103 Fastener Type: Hex Cap Screw (Bolt) - USA Size Description: 5/16 -18 x 1 1/2 (PT) Diameter/Nominal Size: 5/16 Length: 1 1/2 Thread Pitch: 18 Thread Pitch Type: Coarse Thread Direction: Right Thread Coverage: Partial System of Measurement: Inch Grade: 8 Material: Alloy Steel Finish: Thermal Black Oxide Head Type: Hex Drive Type: External Hex Average Piece Weight: 0.0396200 lbs. Country of Manufacture: United States 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.