Most people will just toss their dull knives and spend more money on new knives to get the job done betterNow you can restore your dull knives back to new and easily cut through veggies、 meats、 sweets、 bread like when you first bought themHow to Use:1.sharpener placed on the platform、 holding a stable non-slip handle、 and other handheld knife. Decided to use one or two steps according to the degree of tool blunt2. coarse grinding: used to repair badly damaged blade、 suitable for a blunt tool. Knife into diamond grinding mouth、 proper and uniform intensity of back and forth、 pulling the blade observed blade circumstances、 repeat this step 3-5 times. Tool grinding sharp six months before general use the kibble once、 also according to the specific circumstances.3. finely ground: This is a necessary step to eliminate burrs on the knife-edge、 the blade is polished smooth、 bright. Use、 please refer to the steps. Under normal circumstances、 it is recommended that once a week or daily use to keep your blade sharp.4.wipe with a damp cloth or rinse with water、 then wipe dry.Note: Due to the difference between different monitors、 the picture may not reflect the actual color of the item. Thank you!