Screw Anchor Anchor Diameter 3/8 in Overall Length 1 3/4 in Head Type Hex Drive Type External Hex Material Steel Finish Zinc Plated Material Grade/Class Case Hardened Removable Removable Compatible Material Concrete Drill Bit Size 3/8 in Screw Anchor Type Concrete Screw Anchor System of Measurement Inch Maximum Material Thickness 1/4 in Maximum Ultimate Shear Strength 8 240 lb Maximum Ultimate Tension Strength 4 248 lb Minimum Installation Depth 2 in Body Length 1 3/4 in