5/8″-11 x 3-1/2″ Zinc Plated Grade 2 / A307 Steel Coarse Thread Hex Bolts
Diameter: 5/8″ Length: 3-1/2″ Material: Steel Finish: Zinc Head Style: Hex (15/16″ Wrench) Thread Size: 11 (Coarse) Thread Length: 1-1/2″ Hardness: Grade 2 / A307 Type: Cap Screw A hex cap screw has a hexagonal head, designed to be driven by a wrench.