"Known as the “World’s Best Knife Sharpeners,” AnySharp delivers professional results with tungsten carbide tools, safe hands-free operation & rejuvenates knives in just a few light strokes. The patented Power Grip suction cup base keeps the sharpener in place allowing easy knife sharpening on almost any knife. Consumer Benefits: -Keeps hands safe - Easy to use, sharpens in seconds - Professional-grade results - Restores virtually any knife (straight, serrated, & hardened steel blades) - Portable, easy to clean & store Features: - Top-selling brand, endorsed by chefs worldwide - Patented Power Grip suction cup base, enabling single-handed use - Tungsten Carbide Blades (stronger than steel) - Needs only 3-4 gentle draws - Pre-set at 20-degrees (optimal angle for steel blades) - Small and light, fits in most kitchen drawers - 1-year no-hassle warranty - Metal alloy construction