Feature: Efficient-- 1000-grain water stone can sharpen dull or damaged knives, and flatten the gaps and burrs, and 6000-grain water stone is used for finishing and polishing the blade to make the edge sharper. Safety-- The whetstone set is equipped with a rubber non-slip base and an angle guide, which can firmly fix the whetstone in the proper position and effectively protect yourself from being scratched. Easy to use-- ;No need any expensive grinding oil, you only need a water whetstone to work well. And it can be easily washed with water. High-quality whetstone-- Made of high-quality white corundum, sintered at high temperature, corrosion resistance, heat resistance, and excellent cutting performance. Multi-purpose-- Suitable for kitchen knives, scissors, hunting or pocket knives, blades and razors, but also suitable for axes, carving and gardening tools, but not including serrated blades and ceramic knife. Gift-- Gifts for family, friends. ; Specification: Material: White Corundum Color: Blue and White. Two Sided Grit: 1000/6000 Weight: 1.02kg Size: 18 x 6 x 2.8cm ; Package: 1 x Double-sided whetstone (Blue and White) 1 x wooden box base 1 x non-slip silicone pad 1 x Angle guide tool ; How to use: 1. Immerse whetstone in water and soak for 10-15 min (until bubbles no longer appear) 2. Use 1000 grit side for the first sharpening, with angle guide for alternating sharpening, slide the blade edge along the stone at a 20 degree angle applying light pressure. 3. Ensure the top surface remains wet by sprinkle water on the top of the stone. After the whetstone is grout, do not remove the grout water. The grout water will make the sharpening more efficient. 4. Once you see dull layer got peeled, switching to 6000-grit for finish honing. 5. Finally, rinse the knife with water to remove debris, and rinse the whetstone to remove any residue.