This diamond dresser is constructed with a heavy duty diamond coated head and a knurled safety grip handle.Grinding, polishing, and smoothing the surface of the whetstone car is ideal for touring the grinding whetstone in a fast, easy way.Use this diamond dresser to recreate a true grinding surface and extend the life of the whetstone.Suitable for dressing all kinds of grinding whetstones such as mechanized corundum whetstone, silicon carbide grinding whetstone, resin bond whetstone, chlorinated silicone grinding whetstone.