Efficient, Powerful Sharpening: Powered by a 2/3HP high-performance motor running at 1725 RPM, this VEVOR lawn mower blade sharpener quickly restores dull and worn blades for sharper, more efficient and precise cuts Durable Grinding Wheel: This lawnmower blade grinder features a 7" 60-grit ceramic wheel for efficient material removal, sharpening worn-out blades to a smooth finish while extending service life. Also includes 2 replacement sandpapers Multi-Blade Compatible: Includes one 30° fixing bracket (pre-installed) and one 40° fixing bracket, allowing precise angle control for different blade sharpening needs. Fits most mower blades, including high/low-lift, gator, and flat blades Precise Blade Balancing: After sharpening, you can use the included blade balancer to ensure your blades are properly balanced, reducing vibration and engine wear for a smoother, more efficient mowing experience Enhanced Designs: Built with sturdy steel plates for long-lasting durability and a stable base that minimizes shaking for smoother sharpening. Easy to assemble and quick to start, our mower blade sharpening machine makes blade maintenance easier