4-in-1 Multi-Purpose: Four sections of stainless steel Fine sanding. One-handed sharpening Comfortable grip for sharpening knife and scissors Say goodbye to tradition v-shaped sharpening grooveFit the knife body Press down sharpening Efficient and labor-saving. Non-slip bottom - safe and stable

Finely Ground: Use 600# emery. Suitable for newly-edged knives. Ceramic polishing and fine grading creates fine grinding opening. Suitable for polishing knifes and scissors. 

Instructions:

1. Place the sharpener horizontally and hold the non-slip handle
2. Put the tail of the knife into the sharpening edge and sharpen the edge by pulling it in one direction
3. First rough grinding 3-5 times, then fine grinding for about 2 times
4. Scissors open the light clamp.and evenly pull and grind in one direction