Back Home / Fasteners / Bolts / HEX CAP SCREW UNC STAINLESS 1/4″-20 X 3″ HEX CAP SCREW UNC STAINLESS 1/4″-20 X 3″ SKU: 143CSS Categories: Bolts, Fasteners Grade 18-8 stainless steel hex cap screws. Used in products that require general atmospheric corrosion resistance such as chemical and food processing equipment and marine applications. Tensile strength: 100,000 psi. minimum. Unified screw threads :UNC. Diameter: 1/4″-20. Length: 3″. Case Quantity: 100 Log In For Pricing