Two Sides 400&1500 Grit Kitchen Green & Red Corundum Sharpener Stone

Features: 1. Made of high quality red corundum and green silicon carbide , very comfortable and durable to use. 2. Double sided grindstone design, convenient and easy to sharpen knives. 3. Excellent sharpening performance. 4. The side of 1500 grit can be used to remove burr on the edge of a knife. 5. The side of 400 grit can be used to coarse grind to form an edge or repair badly damaged blades. Specifications: Material: Red Corundum + Green Silicon Carbide Grit Type: 400 Grit & 1500 Grit Size: Approx. 100 x 35 x 22mm 3.94 x 1.38 x 0.87inch Color: 400 Grit: Rust, 1500 Grit: Mint Weight: Approx. 151g Directions: 1. Soak the stone in water about 15 minutes before using, saltwater is better. 2. Sharpen the knife in the order of the first rou