Description: The sharpening stone is made from professional grade natural stone, which is quite wearable. It is used to grind and hone the edges of steel tools and implements. Stone is flat for working flat edges, with 2 sides of different grades: 600 and 1500 . Use the right sharpening side for your stoning work. Features: High-grade sharpening stone ensures good sharpening results. The sharpening stone is small in size, portable and convenient to sharpen more effectively. Two optional grits sides you can use for either coarse grinding or fine grinding. Two colors of two sides indicate two different grits, light blue is 600 and white is 1500 . Can be used to sharpen kitchen tools, scissors, cutter, shave tool, etc. Specifications: Material: Silicon carbide Color: Light blue and white Grit: 600 and 1500 Item Size: 180 x 60 x 27mm / 7.08 x 2.36 x 1.06 Quantity: 1pc Weight: 689g(approx.) Instruction: 1. Soak the sharpening stone in water for 15 minutes before use. 2. Use the 600 grit side for coarse grinding, use the 1500 grit side for fine grinding. 3. Sharpening blades in a 10~20 degree angle would reach a better effect. 4. After sharpening, clean the stone with wet cloth or water, then dry it. Package Includes: 1 x Whetstone (with base) Note: 1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.