WAAO Super Sturdy Pro 3 Stage Diamond Coated Dull Knife Sharpener & Prime Grade Tungsten Carbide, Carbon Rod, and Ceramic Materials For Steel Knives Scissors Knives and Ceramic Knives
[Product Information]
Slot1 -CERAMIC: Diamond sand rod using knives are used in our daily. Enough diamond sands sharpening steel rod in the slot provides grooves cut on the shaft to hone knife.
Slot2 -COARSE: Tungsten carbide rod using knives are extra-dull.
Slot3 -FINE: Ceramic sharpening stone rods for honing knives which is further sharpen after coarse. Usually, if the knife is not too dull or old, you just need to use slot 3 to refine the blade edge.
Ergonomic handle designed let you comfortable when you use it.
Non-slip rubber feet good for you use it,and more safety.