Concrete Anchor Screw, Anchor Diameter 1/4 in, Overall Length 3 3/4 in, Head Type Hex, Drive Type External Hex, Material Stainless Steel, Material Grade/Class 410, Removable Removable, Compatible Material Concrete, Drill Bit Size 3/16 in, Screw Anchor Type Concrete Screw Anchor, System of Measurement Inch, Maximum Material Thickness 2 3/4 in, Maximum Ultimate Shear Strength 760 lb, Maximum Ultimate Tension Strength 600 lb, Minimum Installation Depth 1 in, Body Length 3 3/4 in. This item has been restricted from sale in the following state (s): []