ChefsChoice 15XV EdgeSelect Professional Electric Knife Sharpener with 100-Percent Diamond Abrasives and Precision Angle Guides for Straight Edge and Serrated Knives, 3-Stage, GrayThe 15XV 3-stage professional knife sharpener is the ideal solution for 15-degree class knives. Using 100 percent diamonds, the hardest natural substance on earth, our patented abrasives sharpen edges faster and easier. This straight-edge and serrated knife sharpener improves cutting performance by creating 3 distinct facets set at different angles to form a longer lasting, ultra-sharp edge. The first stage sharpens straight-edge knives using medium abrasives, while the second stage uses finer abrasives to hone the knife edge. In the final stage, patented stropping disks create an unparalleled polished finish. Precision angle guides ensure accurate sharpening throughout the entire blade length and eliminate any guesswork. In addition, this sharpener can easily convert a traditional 20-degree knife edge to more precise 15-degree edge. This unit is designed to work with both straight-edge and serrated knives.CONVERT YOUR KNIVES: Ideal for converting traditional 20-degree factory edges of household knives into high performance Trizor XV 15-degree edgesDIAMONDS: Advanced stropping stage and 100 percent diamond abrasives for sharpening straight edge and serrated blades. Noise is between 65 dB and 75 dBEASY TO USE: Advanced, patented flexible spring guides for automatic adjustment and accurate control of the sharpening angle and feature simple on/off switchTHREE STAGES: 3-Stage EdgeSelect sharpening system for optimum versatility in providing the perfect edge for each cutting task. Stages 1 and 2 are plated with 100-percent diamond abrasives to sharpen and hone the edge and stage 3 uses a patented flexible abrasive system to polish and help prolong the life of serrated knivesRAZOR SHARP: The 15 Trizor XV combines the strength and durability of the Trizor edge with the flawless, ultra-sharp 15-degree XV technology. Time Required to sharpen is approximately 1 minute for first time sharpening and resharpening is approximately 10 secondsProduct informationMaterialDiamondBrandChefs ChoiceColorGrayProduct Dimensions10L x 4.25W x 4.25HItem Weight4.19 PoundsGrit TypeFineNumber of Items1ManufacturerEdgecraftGlobal Trade Identification Number00087877011155UPC087877011155Item Weight4.19 poundsCountry of OriginUSAItem model number0101500