This cordless electric knife sharpener gives precision sharpening for all your knives and tools. Its built-in guide and professional-grade stone work together to hold and sharpen the blades at the perfect angle. The catch tray collects metal shaving for easy clean up and the safety slot features different functions to sharpen scissors and household tools, as well. Ideal for chef's knives, carving knives, bread knives, steak knives and even choppers and cleavers.