Amazon.com: VARENO Diamond Concrete Grinding Wheel 5 inch for Polishing and Cleaning Stone Concrete Surface, Cement, Marble, Rock, Granite, and Thinset Removing, Angle Grinder Wheels Cup : Industrial & Scientific
9inch DeWalt FlexVolt Diamond Cutting Wheel for Concrete | Chas. E. Phipps
4 Inch Diamond Cup Grinding Wheel for Concrete Grinding, Floor Grinding Tools in Angle Grinder - China Diamond Grinding Cup Wheels, Single Row Wheel | Made-in-China.com