Hex Head Lag Screw, Material Stainless Steel, Finish NL-19, Screw Size 1/4 In., Fastener Length 4 1/2 in, Threads per Inch 10, Thread Style Partially Threaded, Minimum Thread Length 2 3/4 in, Dimensional Standards ASME B 18.2. 1, Pack Size Small, System of Measurement Inch, Drive External Hex, Drive Size 7/16 in, Head Height 0.172 in, Head Style Hex, Head Type Hex-Head, Head Width 0.438 in, Package Quantity 10. This item has been restricted from sale in the following state (s): []