The Magna-Matic MAG-8000 is a universal lawn mower blade sharpener that can sharpen both conventional and mulching blades. It's designed to maintain a consistent 30-degree edge angle and can sharpen blades of any length. It also allows for setting angles from 25 to 45 degrees in 5-degree increments, and can sharpen right or left-handed blades with a single-direction motor. Available in North Tonawanda