This professional 3 stage electric knife sharpener keeps 20 degree class knives performing at their best. The key is our patented abrasives, which use 100 percent diamonds (the hardest natural substance on Earth) to achieve an ultra-sharp edge faster and easier. This sharpener improves cutting performance by creating 3 distinct facets set at different angles to form a longer lasting edge.The first stage uses a coarse abrasive to reshape straight edge knives, while the second stage uses a medium abrasive to sharpen the knife's edge. During the final stage, our patented stropping disks work to create a superior polished finish. Precision angle guides eliminate guesswork and ensure accurate sharpening from bolster to tip. This sharpener is the perfect tool to improve the performance of both straight-edge and serrated knives.Achieve an ultra-sharp edge on most 20-degree knives with our 3-stage electric knife sharpenerThis sharpener utilises our proprietary diamond abrasives, made from the hardest natural substance known to man, to sharpen edges quicker and easierThree distinct facets are set at different angles to form a triple-bevel edge that's long lastingDiscover an unmatched polished knife edge with our patented stropping disks, which are utilised in the finishing stage of the sharpening processPrecision angle guides ensure accurate sharpening on the entirety of your knife blade every time, eliminating guesswork and saving you time and effortThis sharpener is ideal on most straight-edge and serrated knives, allowing you to easily cut rope, make traps, or achieve many other outdoor taskAbrasive Material: DiamondAmperage: 1.04AAssembled Dimensions (LxWxH): 4.25" x 10" x 4.25"Edge Guide: Triple Bevel, 20 Degree Edge, Single-Sided, SerratedKnife Types: Chef’s Knives, Santoku Knives, Bread Knives, Hunting Knives, Filet Knives, Pocket KnivesMaterial: Plastic, Steel, Aluminium, CopperSharpening Angle: 20 Degree EdgeSharpening Stages: Pre-SharpeningHand Wash OnlyVoltage: 220V-230v