Arnold Lawn Mower Blade Sharpener & Balancer Kit

High-speed rotary blade sharpener and static blade balancer works with any 1/4" or 3/8" electric drill. Saves money on sharpening blades and gives you a sharp edge in minutes; blade balancer ensures safe, vibration-free operation and easily shows which side of blade is too heavy. For use on rotary mower blades.