Hex Head Lag Screw, Material Steel, Finish Hot-Dipped Galvanized, Screw Size 5/8 in, Fastener Length 10 in, Threads per Inch 5, Thread Style Partially Threaded, Minimum Thread Length 5 7/8 in, Dimensional Standards ASME B 18.2. 1, Pack Size Small, System of Measurement Inch, Drive External Hex, Drive Size 15/16 in, Head Height 0.422 in, Head Style Hex, Head Width 0.642 in, Package Quantity 5