Product name: grinding wheel dresser. Color: silver; material: diamond; total weight: 81g. If this one cannot satisfy you, welcome to Farboat, we provied different sizes of and different shapes of grinding wheels, and there's always one for you ! It is sturdy and durable, and it will help the grinding wheels to look like what they originally look like. Flat diamond surface design, which is helpful to adjust and to debur the grinding wheels.