This new, revolutionary 3 Stage commercial electric knife sharpener is the most advanced on the market, producing in just seconds the patented triple bevel Trizor-Plus™ edge on all commercial kitchen knives, as well as Asian style, fillet and butcher knives. The model 2100 is designed to sharpen both straight-edge and serrated knives. Will never detemper the knife blade. Stages 1 and 2 use 100% diamond abrasive disks and Stage 3 uses ultra-fine, proprietary stropping disks to create razor sharp, arch-shaped edges that stay sharp longer. The rugged metal casing houses a powerful, high-speed motor to provide astonishing, sharp edges in seconds. Precision angle guides eliminate all guesswork and the detachable sharpening module is commercial dishwasher safe and replaceable. Easy to use, effective and safe, the M2100 is the perfect replacement for an outside sharpening service. Recommended for larger commercial kitchens. (3600 RPM, 175 watts) Assembled in the U.S.A.