1. **Ergonomic Design:** Professionally designed for easy and safe sharpening, featuring a non-slip handle for comfortable grip and to prevent accidental injury. 2. **Sharpening Scissors:** A small ceramic rod, located in the handle's center, simplifies scissor sharpening. Simply insert the open scissors. 3. **Materials:** Double-sided design with 400 and 1000 grit surfaces. The diamond grinding surface is ideal for fine grinding and polishing, offering greater efficiency, durability, and reduced risk. 4. **Handle:** The left side of the handle incorporates tungsten steel to restore the blade's V-shape after sharpening. The right side features ceramic for removing burrs from the metal blade through sanding. 5. **Applications:** Suitable for various knives, including chef's knives, steak knives, paring knives, sushi knives, kitchen knives, butcher knives, peeling knives, barbecue knives, hunting knives, small folding knives, scissors, chisels, and even axes.