Square Nut Material Grade/Class Grade A Material Steel Finish Zinc Plated Thread Size 1 1/8 In.-7 Square Height 1 in Square Width 1 11/16 in System of Measurement Inch Thread Direction Right Hand Color Zinc Plated Dimensional Standards ANSI/ASME B18.2.2 Made in North America No Manufacturer Location Globally Sourced Material Quality Standards SAE J995 Pack Size Small Pack REACH Compliant No Removable Yes Resistance Properties Not Applicable Rockwell Hardness B68-C32