3-Step Knife Sharpener: With our functional 3-slot system, you can sharpen blunt knives easily and professionally. The 1st diamond sharpening rod repairs and straightens damaged blades before the 2nd slot sharpens to restore its sharpness. Finally, the 3rd slot fine-tunes for a clean polish. (Note: Not suitable for serrated knives) Multi-function Vegetables Chopper: Peel and filigree your vegetables and fruits smoothly. Here are also a functional bottle cap opener with a option of mashing garlic. Serrated also available for removing scale of fish. Easy to Use: Small and practical, easy to use. Simply place the blade in the sharpening notch and gently pull the knife through a few times, after a few seconds restore your blunt knives. Adjust the angle, push down the knives with a certain strength, pull from its base to the tip. Enhanced Durability: The robust construction of this knife sharpener kitchen tool makes it a reliable addition to your cooking arsenal, capable of withstanding the demands of daily use in a busy kitchen. Note: a thin film covers stainless steel part. After opening the package, please remove the film from the stainless part first.