Mercer M10000 Three-Stage Electric Sharpener Triple Diamond™ Electric Sharpener Three-stage knife sharpener with 100% diamond abrasives and ultra-fine stropping stage Can be used to sharpen all knives Straight edge and serrated Kitchen knives Butcher knives Cleavers Pocket and sporting knives No... MSRP: $541.30 Now: $297.71 Add to Cart Compare Compare Selected