Multi-Sharp Rotary Mower Sharpener Resharpens rotary mower blades to the correct angle in minutes. Sharp blades give a clean cut and are healthier for the grass. No need to remove blade from the mower. Reversible, Corundum grinding wheel gives 10 blade re-sharpenings lasts for 3 to 4 seasons. Also re-edges and resharpens hoes, lawn-edgers, spades, axes, making them easier and safer to use. Fits any power drill. Due to geographical locations we are unable to deliver to: Isle of Wight, Isle of Man and Ireland.