Knife Sharpener - This product is specifically designed to quickly and effectively sharpen steel knives, including those made of hard steel and stainless steel. The ceramic material used in this sharpener ensures high performance and provides a fine result in grinding. With a gearless motion system operating at 200 revolutions per minute, this sharpener guarantees a smooth and efficient sharpening process. It features two spring-loaded wheels and 20 high-quality grinding rolls, each with a diameter of 5mm.