This 2 stage commercial electric knife sharpener uses 100 percent diamond abrasives in Stage 1 and ultra-fine honing disks in Stage 2 to sharpen all kitchen knives (including single bevel Asian style serrated filet and butcher) to hair-splitting sharpness in seconds. Perfect as either an alternative or complement to outside knife sharpening services the M2000 will never detemper the knife blade and features a powerful motor precision angle guides and a sturdy compact design. The rugged replaceable sharpening module easily detaches for cleaning in a sink or dishwasher. Easy to use. Recommended for larger commercial kitchens. A commercial sharpener - to meet the needs of a commercial kitchenLighting fast - diamond abrasives for hairsplitting sharpness in secondsEast to useDetachable Sharpening Module - easily removed for cleaning in dishwasher or sinkSharpens straight edge and serrated knivesTwo-stages - create double bevel edges that stay sharp longerAssembled in the USAUL/ETL and Canadian Approval