The EdgeWare Diamond Edge 3-Stage Electric Knife Sharpener is designed to keep your finest cutlery and everyday knives sharp. The electric knife sharpener offers both coarse and fine stages for quick sharpening of dull knives. Fixed angle ceramic stones on the manual knife sharpener are designed for final honing and quick touchups. Knife blade guides ensure the correct angle and professional results are achieved every time. A soft grip and non-slip feet make the knife sharpener safe and easy to use. The EdgeWare Diamond Edge 3-Stage Knife Sharpener will sharpen straight edge knives and serrated knives.