OREGON 88-023 – Professional 1/2 HP Lawnmower Blade Grinder Sharpen your blades quickly with this easy-to-use grinder. This 1/2 HP, standard duty, 1750 RPM motor blade grinder will sharpen up to a 6" cutting edge. 1/2 HP, 1750 RPM motor Reversing switch allows grinding in both directions Easy-to-turn rotary adjusting handle, height adjustment knobs, rubber feet for reduced vibration Adjustable light included Includes Oregon 88-047, 8" grinding stone Use with Oregon 88-047 or 88-048 grinding stone Also replaces Rotary 8779 and 9237 Use with optional OREGON 88-037 – Grit Collector available separately <p>Oregon is the world leader in chainsaw guide-bars. It brands bars for many major chainsaw manufacturers &amp; sells Oregon-brand in the replacement market worldwide. Oregon chains are used as original equipment by 90% of the world's chainsaw manufacturers &amp; by most of the world's professional Loggers, farmers, &amp; homeowners. Oregon also produces replacement mower blades, belts, &amp; several other aftermarket replacement parts for power equipment.</p>