Abrasive Cut-Off Wheel Abrasive Material Ceramic Grit 46 Connector Size 3/8 in Connector Type Unthreaded Hole Overall Diameter 4 in Overall Thickness 0.0625 in Compatible Tool Type Die Grinder Primary Material Applicationn Stainless Steel Steel Series Saitech Ultimate Performance Wheel Type Type 1 Maximum Operating Speed 19 000 RPM Reinforced Status Reinforced Bond Type Resin