?3 IN 1 SHARPENING TOOL? Knife sharpener works well on all knives and scissors. It is the most useful companion for your knives and scissors in the kitchen. Please note that the sharpener is not suitable for ceramic knives. ?ADJUSTABLE ANGLE KNOB? This knife sharpener is integrated with the 14-24 degree angle adjustment knob so that you can set the correct blade angle to sharpen knives of different sizes. ?Ergonomic and easy to use design? Ergonomic handle and non-slip design of our sharpener, just put the dull blade on the sharpening groove, then easily pull it 5-8 times until your knife is enough sharp. CAUTION: Please sharpen knives with ONE DIRECTION only and do not push or pull back and forth. ?Non-slip silicone base? provides more stability when sharpening your knife and scissors. ?Professional quality? Made with premium materials and strong ABS plastic, it is sturdy, durable and designed to last a lifetime, packed in a well packed box to prevent breakage. As elegant as it is efficient, our sleek design is a nice addition to the decorating style of any kitchen. Product description Fillet knives = 16 ? Kitchen knives with Asian edge == 16 ? Euro / American kitchen knives = 20 ? Pocket knives = 20 ? Nives hunting = 22 ? Cleaver = 24 ? Easy to use 1. Place the sharpener on a stable surface. Hold the non-slip grip in one hand and the knife in the other. 2. Place the tip of the blade in the sharpening edge, keep the edge of the blade perpendicular to the table, and do not swing left or right. 3. Press down with the force of the daily sharpening knife and pull it back. Don't push or pull back and forth. Packaging: 1 * professional knife sharpener