Professional Knife Sharpener: Revolutionary 3-step system for rough grinding, restoration, fine grinding and polishing in one device. Sharpen and polish knives in seconds. Thoughtful Design: The inclination can be adjusted individually to get the best grinding effect for different knives. Perfect Grinding: High-quality materials such as solid tungsten carbide, diamond powder and ceramic particles a professional perfect cut. Personal: Adjustable Knife Sharpener - Perfect for knives, scissors, gardening tools, and many other cutting tools. Suitable for right-handed and left-handed users. Colour:Black Material:ABS/tungsten steel/diamond sand/ceramic/430/rubber Size:29.5x8.5x5 cm Package Contents: 1 * knife sharpener Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.