Back Home / Fasteners / Bolts / HEX CAP SCREW BOLT UNC ZINC 3/8″-16 X 4-1/2″, GR 5 HEX CAP SCREW BOLT UNC ZINC 3/8″-16 X 4-1/2″, GR 5 SKU: 38X412C Categories: Bolts, Fasteners Hex head cap screw with metric thread pitch made from medium carbon steel. Heat treated. Tensile strength: 120,000 psi. minimum. Zinc plated. Unified screw threads :UNC. Diameter: 3/8″-16. Length: 4-1/2″. Case Quantity: 50 Log In For Pricing