Known as the â€aWorld’s Best Knife Sharpener,” AnySharp Pro Knife Sharpener rejuvenates knives safely and hands-free. A few light strokes, and in seconds, the knife is sharp as new. The patented Power Grip suction cup base keeps the sharpener in place and the advanced diamond-honed Tungsten Carbide blades easily sharpen almost any knife. Professional-grade knife sharpening that helps make cooking easy and safe! Features Professional-grade results Restores virtually any knife (straight, serrated, & hardened steel blades) Keeps hands safe Easy to use, sharpens in seconds Patented Power Grip suction cup base, enabling single-handed use Tungsten Carbide Blades (stronger than steel) Needs only 3-4 gentle draws, no skill required, Pre-set at 20-degrees (optimal angle for steel blades) Small and lightweight, compact for easy storage 1-year no-hassle warranty Measurements -  2.5”L x 2.69”W x 2.5”H; Weight - Â.36lb Durable metal alloy construction Pro CHEF, Pro, and Editions a