Today’s fast paced commercial kitchens require an efficient, cost-effective and safety conscious system of cutlery maintenance. The NSF-certified Model 2100 is the perfect solution for quickly sharpening knives in a cost and time efficient manner. It's advanced technology allows anyone to quickly and easily put a razor sharp edge on all commercial cutlery and even sharpen serrated knives. The three-stage Chef'sChoice Commercial Diamond Hone Knife Sharpener Model 2100 is fast and easy to use and creates a superior, longer-lasting sharp cutting edge that surpasses any other commercial sharpener. It will eliminate the need for costly and inconvenient knife sharpening services. The unique edge geometry produced by the Model 2100's three-stage patented sharpening process (EdgeSelect) can produce an edge with extraordinary "bite" for fibrous foods or a fine edge for precision cutting and slicing. Safe for quality knives, it never detempers the knife blade. The Chef'sChoice 2100 Commercial Sharpener is incredibly fast—at least two- to three-times faster than other commercial sharpeners. It sharpens the entire blade length of kitchen knives from the smallest paring knife to the largest chef's knife and cleaver in seconds. Built-in precision angle guides assure the correct sharpening angle and pressure and eliminate guesswork making it easier to use than any other sharpener.