Grinding Wheel Abrasive Depth 1/4 in Abrasive Material Diamond Concentration 100 Connector Size 1 1/4 in Connector Type Unthreaded Hole Grit 100 Compatible Tool Type Angle Grinder Primary Material Applicationn Ceramic Glass Overall Diameter 6 in Overall Thickness 1/16 in Specification SD100S-R100B99-1/4 Wheel Type Type 1 Maximum Operating Speed 10 185 RPM Bond Type Resin Grade Standard