Inch Plow Bolt #3 Flat Head Type Carbon Steel Material Grade Grade 5 Zinc Plated Fastener Finish Dia/Thread Size 5/8 In.-11 Fastener Length 2 1/2 in Fastener Thread Direction Right Hand Fastener Thread Type UNC (Coarse) Fastener Industry Standards ASME B18.9 Head Style Countersunk Head Dia 1.147 in Head Height 1/2 in Head Angle (Deg.) 80 to 82 Package Quantity 5