Kyocera’s battery powered diamond wheel knife sharpener is the perfect solution for quick, powerful and easy at-home sharpening of both Kyocera ceramic and steel knives. The diamond grinding wheel can remove ceramic chips up to .5mm deep refreshing a dull ceramic blade back to a smooth sharp edge. A convenient user-friendly knife guide slot, as well as an assist roller system provides precision controlled sharpening of the blade. Grinding dust is contained in a safety covered grinding compartment. For right handed use only.