Product Description Draper Tools Wet and Dry Grinder sharpener 31235 These versatile bench grinders are an ideal tool for any craftsman’s workshop. Ideal for a wide range of jobs the grinders come fitted witha white ceramic dry grinding wheel that is suited to tool steels and other tool whilst a slower turning wet sharpening wheel on the top is perfect for sharpening knives, tools, chisels, planer blades and more. Features & Specs 240 volt wet sharpener wheel Dry grinding wheel 350watt whetstone diameter: 200mm Dry white stone wheel diameter .125mm Whetstone speed 320r/min Dry white stone speed 28950r/min Weight: 11kg