Outdoor Portable Whetstone Knife Ceramic Diamond Tungsten Sharpening Camping Hiking Sharpen ToolsFeature: Equipped with high quality tungsten steel, electroplating rod. Ceramic burr blade, suitable for kitchen knife, western knife, fruit knife, etcHold the sharpener in your left hand and place it on the table while your other hand holds the knife. Place the blade on the V-groove with your right hand and pull the knife a little harder for about 4 to 5 times. Specification: Material: ABS plastic, tungsten steel, electroplating rodSize: 80*20*10mmNote: There may be slight size deviations due to manual measurement, different measuring methods and tools. The image may not reflect the actual color of the item due to different shooting light, angle and monitor.1 X for sharpening