Carriage Bolt Inch Neck Type Square Basic Material Steel Material Grade Grade 5 Fastener Finish Plain Dia/Thread Size 3/4 In.-10 Fastener Length 10 in Fastener Thread Direction Right Hand Fastener Thread Type UNC (Coarse) ASME B18.5 SAE J429 Drill Size 49/64 in Head Dia 1.594 in Head Height 25/64 in Head Type Round Square Height 0.406 in Square Width 0.768 in Tensile Strength 120 000 psi For Use With Grade 5 Hex Nuts