Material Grade: Grade 5;Fastener Finish: Plain;Head Angle (Deg.): 80;Fastener Industry Standards: Sae J-429;System Of Measurement: Inch;Plow Bolt Type: Square Neck Plow Bolt;Head Style: Countersunk;Type: Countersunk Square Neck;Item: Plow Bolt;Fastener Length: 3 1/2 In;Material: Carbon Steel;Meets/Exceeds: Sae J 429;Basic Material: Carbon Steel;Dia./Thread Size: 5/8"-11;Length: 3-1/2";Fastener Thread Direction: Right Hand;Grade: 5;Thread Size: 5/8"-11;Head Height: 0.516 In;Fastener Thread Type: Unc (Coarse);Head Dia.: 1.044 In;Square Width: 0.64 In;Tensile Strength (Psi): Sae J 429;Head Type: #3 Dome;Package Quantity: 10;Finish: Plain;Head Type - Plow Bolts: #3 Dome;Country Of Origin (Subject To Change): Multiple;