Material: Diamond, Metal; Surface Treatment: Chrome. Suit to Grinding Wheel: 36-60#; Suit to the diameter of grinding wheel: Greater than 350mm Applications: Mainly used for grinding wheel dressing of various grinding machines. This grinding wheel dresser can remove unwanted debris and impurities from the wheel and reveal a sharp, clean cutting surface to restore and extend the life of the wheel. The handheld diamond dresser is suitable for the dressing all kinds of grinding wheels, such as brown corundum grinding wheel, silicon carbide grinding wheel, white corundum grinding wheel and so on.