Hex Nut, Hex Type Heavy Hex, Finish Hot Dipped Galvanized, Material Grade/Class Grade 2H, Material Steel, Thread Size 1/2 In.-13, Hex Width 7/8 in, Hex Height 31/64 in, Manufacturer Location Globally Sourced, Material Quality Standards ASTM A194, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Rockwell Hardness C24 to C38, Thread Type Coarse/8UN, Package Quantity 25