1.MaterialMade of durable ABS plastic, diamond and stainless steel. It is lightweight and easy to use, ensuring efficient sharpening of dull knives and tools 2. [Size] 20.6*4*9.8cm 3. 4in1, Brand New Upgrade4-level sharpening system. The first groove: Grinding with diamond grinding wheel, suitable for pocket knives, fruit peelers, and utility knives. Second groove: Tungsten steel sharpener, used for sharpening very blunt tools. The third groove: ceramic fine grinding, used for trimming and polishing of the blade. Slot 4: Fine grinding of scissors, used for sharpening knives. 4. Anti-Slip DesignErgonomic handle design, suitable for left or right hand use, the base is covered with high-quality pads to prevent slipping and work safely. The sharpener can be easily used on any flat surface in the kitchen. 5. MultipurposeA must-have knife sharpener for home kitchen, suitable for steak knives, slicing knives, fruit knives, fruit peeling knives, utility knives, chef knives, meat cleavers, scissors, etc.