Depressed Center Cut-Off Wheel Abrasive Material Ceramic Connector Size 5/8 In.-11 Connector Type Threaded Hole Grit 36 Overall Diameter 4 1/2 in Overall Thickness 0.0625 in Primary Material Applicationn Stainless Steel Steel Compatible Tool Type Angle Grinder Series Quantum 3 RightCut Wheel Type Type 27 Maximum Operating Speed 13 580 RPM Grade Very Coarse