Knife Sharpener, 4-in-1 Kitchen Knife Sharpener with Scissors Sharpener, Knife Sharpener Tool for Repairing, Restoring, and Polishing Blades, Diamond Knife Accessories for Restaurant, Black

Tip: 1. When using, please put the knife sharpener fat, hold the handle in your left hand, hold the knife firmly in your right hand, and always pull it back. 2. Can't pull it forward and backward when grinding: The knife is slightly blunt, so please use fine grinding. The knife is blunt, please grind the middle first and then in the fine. The knife is very blunt, please use rough grinding, medium grinding, or fine grinding in turn. 3. Do not add water to use.