Segment Cup Grinding Wheel, Abrasive Material Diamond, Connector Size 5/8 In. -11, Connector Type Threaded Hole, Compatible Tool Type Angle Grinder, Cup Grinder, Primary Material Application Natural Stone, Grade Fine, Number of Segments 24, Overall Diameter 4 in, Segment Design Turbo, Maximum Operating Speed 13, 700 RPM, Series Blue Cup. This item has been restricted from sale in the following state (s): []