- Restores the original edge on mower blades, delivering cleaner, finer cuts and promoting a healthier, livelier lawn while saving maintenance time. - Made from durable corundum (aluminum oxide). It offers excellent wear resistance and toughness, withstanding daily use without breaking or deforming for consistent, reliable performance. - Fast and efficient sharpening process reduces waiting time and lets you enjoy a freshly cut lawn. Say goodbye to tedious manual sharpening methods. - Easy installation and compatibility with both electric and hand drills. Simply mount and sharpen in seconds for convenient operation. - Applications: regular home lawn mower maintenance to keep blades sharp and grass clean; professional lawn care or landscaping services sharpening multiple blades; DIY projects using common power drills to sharpen riding or push mower blades.