Simple operation, quick and easy to sharpen knives, and can protect your hands from accidental damages.
With a sucker, can be fixed on smooth and flat surfaces stably. (If you put some water on the bottom of the sucker, it will have stronger adsorption capacity.)
Universal base ball design, you can adjust it as you like for comfortable position to operate.
With specially designed angle indication mark on adjustable pivot rod, you can adjust its angle according to the angle of knife blades.
A sliding piece can be adjusted to fit different knives.