Sharpening Angle Guide Grinder Tool Whetstone Sharpening Stone Feature: Item Specifics: Material: Plastic+Ceramics Size: 3.94”*0.79”*0.63”/10cm*2cm*1.6cm(Approx.) Color: Black Application Scopes: Knives Product Feature: Easy To Use. Ideal to use with sharpening stones, whetstone. Sharpening angle guide is accurate which can guide perfect blade. Matte fabric, Unique ceramic protective layer for use. Stylish appearance, exquisite design is the choice for you. Using Introduction: 1. Fix angle guide to the appropriate location of knife blade 2. Both hands hold the handle and the back of the knife, ceramic part contact the surface of whets tone or diamond, make knife blade into a fixed angle, move, back and forth over the sharpener by using little pressure. Caution: Please put the sharpeners and knives away which children can , to avoid any accidents. Sharpener and knives are not included. Package Content: 1 x Sharpener Angle Guide