5PC ZoroSelect Internal Tooth Lock Washer Fits Bolt Size #10 Steel Zinc Finish 100 PK

5PC ZoroSelect Internal Tooth Lock Washer Fits Bolt Size #10 Steel Zinc Finish 100 PK Lock Washer Lock Washer Type Internal Tooth Lock Finish Zinc Plated Material Steel For Screw Size #10 Inside Diameter 0.204 in Outside Diameter 0.381 in Maximum Thickness 0.024 in Dimensional Standards ASME B18.21.1 For Use With Small Screws Material Grade/Class Not Graded Pack Size Small Pack Rockwell Hardness C40 to C50 System of Measurement Inch Package Quantity 100