Hex Nut Hex Type Heavy Hex Finish Hot Dipped Galvanized Material Grade/Class Grade 2H Material Steel Thread Size 5/8 In.-11 Hex Width 1 1/16 in Hex Height 39/64 in Manufacturer Location Globally Sourced Material Quality Standards ASTM A194 System of Measurement Inch Thread Direction Right Hand Pack Size Small Pack Rockwell Hardness HRC 24-35 Thread Type Coarse/8UN Package Quantity 25