Segment Cup Grinding Wheel Abrasive Material Diamond Connector Size 5/8 In.-11 Connector Type Threaded Hole Compatible Tool Type Angle Grinder Concrete Planer Cup Grinder Primary Material Applicationn Concrete Masonry Number of Segments 8 Overall Diameter 4 in Segment Design Turbo Maximum Operating Speed 15 000 RPM Series X100 Abrasive Depth 5 mm