Flat Washer, Fits Bolt Size M12 ,Steel Black Oxide Finish, 5 PK

Extra Thick Washer, Flat Washer Type Standard, Material Steel, Material Grade/Class Grade 5, Finish Black Oxide, For Screw Size M12, Inside Diameter 13 mm, Outside Diameter 26 mm, Maximum Thickness 5 mm, System of Measurement Metric, Minimum Thickness 5 mm, Color Black, Inside Diameter Tolerance +/-0.010 in, Outside Diameter Tolerance +/-0.010 in, Pack Size Small Pack, Rockwell Hardness C4, Thickness Tolerance +0.40mm/-0.50mm, Package Quantity 5