Hex Nut Hex Type Heavy Hex Finish Black Oxide Material Grade/Class Grade 2H Material Steel Thread Size 1 1/4 In.-8 Hex Width 2 in Hex Height 1 7/32 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 UN Package Quantity 5