Why waste money tossing away your dull knives when you can restore its razor-sharp edge with this whetstone set. Whether you're an advanced chef or beginner cook, this premium sharpener is easy to use. The knife sharpener features 3 sharpening slots labeled coarse and fine. Simply place the blade into the coarse slot to quickly sharpen dull and damaged knives. Run the blade through the fine slot for finishing and polishing the edge. The non-skid plastic base and handle mean it stays in place for safe use every time. Ensure your knives keep their optimal performance with this knife sharpener.