Wind-Powered Knife Sharpener for Lawn Mowers and Industrial Tools – High-Performance Precision, 50 mm, 4 Pieces

General Description Wind-powered knife sharpener, ideal for sharpening lawnmower blades, lawn tractor blades, tiller blades, and other cutting tools. This product is designed to make your blades sharp quickly and easily. Technical Specifications Size: 55 x 50 mm Grinding wheel thickness: 0.78 inch Material: High-quality corundum Compatibility and Accessories Fits most electric drills and hand drills Package includes 4 blade sharpeners Usage The sharpener is simple to use: just attach the tool to a drill and set each tool edge to a 25-degree cutting angle to quickly sharpen the blade.