Yosa Knife Sharpener Angle Guide for Whetstone Sharpening Stone Grinder Kitchen Knives Accessories Simple design but quick and easy to sharpen at the correct angle. Sharpening angle guide is accurate which can guide perfect blade. Unique ceramic protective layer for durable use. Ideal to use with sharpening stones for fast precision sharpening. Package List: 1 * Angle Guide for Knife Sharpenr