Get Your Knives Razor Sharp & Enjoy the Slicing and Dicing : Believe it or not, a dull knife is one of the most dangerous objects in your kitchen. When a blade isn?t sharp enough to properly cut food, it can easily slip from your control, nicking your hands or fingers. Keep cooking fun, safe, and healthy with the Knife Sharpener, Our 2-step system begins with a diamond rod slot that gently repairs and straightens damaged blades. You can even use it ! Next, tungsten steel provides coarse sharpening that restores the blade to a V-shape before the slot creates a stunning polish. 2-stage knife sharpener : COARSE: The tungsten steel step is the starting point for grinding normal steel knives, making them sharp again. FINE: The final step of the sharpening process. Honing the knives with a ceramic stone to remove burrs and polish the blade. Well Design for Comfort and Use : Knife sharpener is made by high-quality ABS. It has a large ergonomic handle for easy grip and control. The slip-resistant mat at its bottom offers a stable base. Universal Application : This kitchen knife sharpener also works for pocket knives, survival knives, hunting knives, multi function knives and almost all metal knives, but it does NOT work for Ceramic Knives, and Serrated Knives. Note that need to attention. Always clear the sharpener after use. Clean with a damp cloth or mild brush, wipe dry. It is lightweight and fits perfectly in drawer. Not suitable for serrated knives and scissors. One direction only Do Not pull the knife backward and forward. Please put the knife sharpener and knife beyond the reach of children to avoid any accidents.