Screw Anchor Anchor Diameter 3/8 in Screw Size 6 in Overall Length 6 in Thread Length 3 1/4 in Head Type Hex Head Width 0.5625 in Head Height 0.38 in Drive Type External Hex Material Steel Finish Zinc Plated Material Grade/Class Grade SW Removable Removable Compatible Material Concrete Drill Bit Size 3/8 in Screw Anchor Type Concrete Screw Anchor System of Measurement Inch Includes Not Applicable Maximum Material Thickness Not Applicable Minimum Installation Depth 1 1/2 in