Hex Nut Hex Type Heavy Hex Finish Black Oxide Material Grade/Class Grade 8 Material Steel Thread Size 1 1/8 In.-12 Hex Width 1 13/16 in Hex Height 1 7/64 in Manufacturer Location Globally Sourced Dimensional Standards ASME B18.2.2 System of Measurement Inch Thread Direction Right Hand Pack Size Small Pack Thread Type UNF