The 315XV knife sharpener from Chef's Choice applies a super sharp 15 degree edge to your 15° knives. The 2 stage electric sharpener combines the strength of the double-bevel edge with the flawless ultra sharp 15°XV edge technology. The 315XV sharpener is ideal for sharpening contemporary double-bevel and traditional single-bevel Asian style knives. The sharpener features advanced spring knife guides for perfectly accurate control of the angle while sharpening. The knife sharpener has 100% diamond abrasives and advanced flexible stropping and polishing disks. The sharpener can be used for both straight edge blades. You can use the knife sharpener for chef's, santoku, bread, hunting, fillet, as well as pocked knives.