Enjoy new stropping and polishing technology that resharpens your knives with less metal removal than conventional means and even less than sharpening steels. This professional, two stage Diamond Hone® electric knife sharpener incorporates conical 100% diamond coated disks in Stage 1 and a revolutionary stropping/polishing disk in Stage 2, creating in just seconds an edge of unprecedented sharpness and durability on both fine/straight edges and serrated knives. High precision angle guides eliminate all the guesswork. Two-year limited warranty. UL listed. Model # 320W.