English: Features: 1. Made of high quality natural material, very comfortable and durable to use. 2. Excellent sharpening performance. 3. Super fine whetstone, perfect for sharpening and polishing fine knives. 4. Small size, light weight, easy to carry, can be placed anywhere and easy to use. 5. The whetstone is for knives, chef knives, scissors, choppers, and cutting tools. Specifications: Material: Natural Whetstone Grit Type: 5000 Grit Size: Approx. 100 x 40 x 15mm / 3.94 x 1.57 x 0.59in Weight: Approx. 175g Instructions: 1. Soak the stone in water about 15 minutes before use, salt water is better. 2. Sharpen the knife in the order of coarse first and then fine. English: 3. When sharpening the knife, hold the knife handle with your right hand, the fingers of your left hand lightly press on the knife edge, move clockwise. 4. The best sharpening angle is 10-20 degrees. 5. Do not remove the seriflux, which is helpful for sharper knives. Package Content: 1 x Natural Whetstone Note: 1. This kind of whetstone is made of natural materials, and it is inevitable that the corners will be slightly stained, but they have been polished and smooth, which will not affect the use. Please feel free to buy. 2. Only the grinding wheel, other items in the picture are not included. 3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.