Lock Washer Lock Washer Type Internal Tooth Lock Finish Zinc Plated Material Steel For Screw Size 1 in Inside Diameter 1.019 in Outside Diameter 1.59 in Maximum Thickness 0.059 in Color Silver Dimensional Standards ASME B18.21.1 For Use With Lock Washers Made in North America No Manufacturer Location Globally Sourced Material Grade/Class Grade 2 Maximum Temperature Not Applicable Minimum Temperature Not Applicable Pack Size Small Pack REACH Compliant Yes Removable Yes