Features: Universal Compatibility: The Rotarys Lawnmower Sharpener is designed to be universally compatible with most types and models of lawnmower cutter, making it a versatile tool for sharpening. Efficient Sharpening: This sharpener is specifically designed to effectively sharpen lawnmower cutter, restoring their cuttings edge and improving the overall performance of your lawnmower. Easy to Use: The sharpener features a user-friendly design that allows for easy operation. Simply attach it to a drill or power tool and run it along the cutting edges to sharpen them quickly and efficiently. Exquisite workmanship: This sharpener has exquisite workmanship and excellent material, which can bring you a good use experience. Sturdy Construction: Made from high-quality materials, this sharpener is built to last, ensuring long-term using and dependables sharpening performance. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Material: brown corundum Size: outer diameter: 50mm, hole diameter: shank diameter 6.35mm, thickness: 71.4mm Package List: 3 x Lawnmower Sharpener