Wide Range of ApplicationThis roller sharpener is versatile, suitable for various types of knives, including kitchen knives, chef knives, and utility knives, making it an essential tool for any home cook. Easy to UseThe sharpening process is simple. Just place the blade on the rolling wheel and gently roll it back and forth to achieve a sharp edge remarkable effect. Two Degrees Sharpening StoneTwo standard magnetic tilt Angle ensures that the entire blade can be evenly sharpened, 15for a fine edge, 20for a robust blade. Efficient SharpeningWe use industrial diamonds as the grinding disc of the knife, Our millstone has 400 mesh coarse grains on one side and 1000 mesh fine grains on the other, the coarse grain disk can easily polish your knife to the sharpness you want, the fine grain disk can remove small flaws and surface roughness on the knife, and do fine surface treatment. The Best Gift This beautifully wrapped , with its own gift box, is the perfect gift for Your family and friends, and a wonderful gift for any holiday or occasion. Great kitchen tools & gadgets & kitchen essentials.