<ul><li>【4-step manual sharpener】Three-step sharpening process (coarse, medium, fine) You can make each knife very sharp according to the degree of wear. The first slot is for scissors. The 2,3,4 slots are then used for coarse grinding, fine grinding and polishing. </li><li>【Kitchen Knife Sharpener Materialien The materials used for the manual knife sharpener are: tungsten carbon steel, ceramic stone, diamond rods, the main body of the shiny sharpener is made of light and strong ABS plastic, the handle is comfortable and wide, so you can easily and easily stabilize it in place and can hold it in place. </li><li>【Easy to use】 Just pull the knife several times into the appropriate notch and after a few seconds old dull knives are like new (please don't sharpen them back and forth). The handle is ergonomically shaped for maximum grip with a sleek black/chrome finish and is suitable for left and right handed users. </li><li>【Non-slip base】The non-slip rubber base provides the ultimate in stability and safety, and prevents the scissor sharpener from slipping. Sharpen most steel ceramic knives quickly and easily. Use on any flat surface in the kitchen including wood, stone or glass countertops. </li><li>【Multifunctional】The professional knife sharpener is extremely efficient and durable, suitable for the use of straight edge kitchen knives, scissors and wide serrated knives (bread knives), including knives with hardened steel blades, use it at home, outdoors or even camping. </li></ul>Note: The data is all manual measurement, please allow 1-3cm error; due to the difference in light and display, there would be a certain difference in color, please refer to the actual object received.