1. The whetstone set enables you to easily handle various situations when using truly sharp tools such as knives and chisels. 2. It is made of professional alumina. There's no need to use expensive oil; just add a little water, and its effect is equivalent to that of a diamond whetstone. 3. The anti - slip bamboo knife holder can stabilize all items, so you don't have to worry about the Japanese whetstone slipping off the countertop. 4. The whetstone sharpener can extend the service life of all knives. First, use the 3000 - grit coarse side to grind and flatten the blade, and then use the 8000 - grit fine side for grinding and polishing. 5. It allows you to easily handle various situations when using truly sharp tools such as knives and chisels, achieving truly precise cutting. 6. It is made of white corundum. There's no need to use expensive oil; just add a little water. 7. The anti - slip bamboo knife holder can stabilize all items, so you don't have to worry about it slipping off the countertop. 8. The whetstone set can extend the service life of all knives. First, use the 3000 - grit coarse side to grind and flatten the blade, and then use the 8000 - grit fine side for grinding and polishing. 9. Dimensions: 18 * 6 * 3 cm 10. Material: White corundum 11. Color: Red + White 12. Package contents: - 1 double - sided whetstone - 1 base knife holder - 1 knife clip - 1 bamboo box 13. Only the above package contents are included, and other items are not included. 14. Note: Light and different displays may cause slight differences between the color of the item and the actual one. A measurement error of +/- 1 - 3 cm is allowed.