A double-sided whetstone whetstone designed for rough sharpening and then smoothing the blade. The surface is 20 centimeters by 5 centimeters.
It has two layers of whetstone of different grades - the darker side with lower grit is used for initial sharpening, the lighter side with higher grit is used for finishing the blade.
Dimensions: 200x50x25 mm
Weight: 511 g
Instructions for use: Soak the stone in water or use sharpening oil. Place the sander on a flat surface. To sharpen the knife, run it over the stone (with light pressure) several times, first on one side of the knife, then on the other. When sharpening the knife, try to maintain the proper angle of the knife (15°-30°).