The revolutionary knife sharpener with fast, easy and professional results. The Diamond Fingers technology ensures a sharp blade in seconds. Quick and easy technology keeps your knife blades sharp with just a few swipes. Compact and perfect for on-the-go chefs, home cooks and outdoor enthusiasts. Simply pull your blade down and back through the eight diamond-coated Ozitech¿ fingers and let them perfectly set your edge bevels and professionally hone the edge at the same time.