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 16, Overall Diameter 4 1/2 in, Segment Design Double Row, Maximum Operating Speed 13,300 RPM, Series X100, Abrasive Depth 5 mm