Back Home / Fasteners / Bolts / HEX CAP SCREW BOLT UNF ZINC 9/16″-18 X 2-1/2″, GR 8 HEX CAP SCREW BOLT UNF ZINC 9/16″-18 X 2-1/2″, GR 8 SKU: 96X212F8 Categories: Bolts, Fasteners Made from medium carbon alloy steel. Heat treated. Tensile strength: 150,000 psi. minimum. Yellow zinc plated. Unified screw threads :UNF. Diameter: 9/16″-18. Length: 2-1/2″. Case Quantity: 25 Log In For Pricing