Rod Hanger, System of Measurement Inch, Mount Type Horizontal/Vertical, Screw Size 5/16 in, Overall Length 3 1/4 in, Material Steel, Finish Zinc Plated, Drive Type Socket, Compatible Material Wood, Compatible Rod Thread Size 3/8 In.-16, Drill Bit Size 1/8 in, Minimum Material Thickness Not Applicable, ICC Approved for Cracked Concrete No, ICC Approved for Un-Cracked Concrete No, Seismic Approved No, Anchor Diameter 3/8 in, Body Length 2 1/4 in, Color Silver