Square Beveled Washer Type Beveled Square for Leveling Dimensional Standards DIN 435 Material Steel Material Grade/Class Not Graded Finish Zinc Plated For Screw Size M20 Inside Diameter 22 mm Square Width 40 mm Maximum Thickness 9.2 mm System of Measurement Metric Minimum Thickness 9.2 mm Pack Size Small Pack Thickness Tolerance +/-1.2 mm Package Quantity 5