With the Chef'sChoice Knife Sharpener CC464 you can sharpen your blunt knives effortlessly. The knife sharpener has 2 phases: 1 for sharpening your knives and 2 for polishing. You also use the knife sharpener for daily maintenance by using phase 2 only. The CC464 is suitable for European knives with a smooth or serrated cut. As a result, you always sharpen at the correct sharpening angle of 20 degrees. Thanks to the diamond guides, you always have razor-sharp knives at home.