Size: 50 x 47 mm/ 1.97 x 1.85 inch (DL)，fit for most of power drills，designed with prefect spinning balance， practical and convenient
Strong material: made of whetstone and steel, strong and durable enough to make your mower get a clean edge and sharp again， and can serve you for a long time
Easy to use: buth power drill and hand drill can use it, can sharpen the blade easily and quickly. Blade balancer is designed to fit 99% of all center holes.
Get your garden in top shape with the Rotary Mower/Garden Tool Sharpener. This tool re-sharpens rotary mower blades to the correct angle in just minutes. Sharp blades give you a clean cut and are healthier for the grass. Mowing with a sharp blade produces finer clippings for healthier lawn and allows you to mow faster and exert less effort. To use this mower accessory, there's no need to remove the blade from the mower. This sharpener features a reversible, Corundum grinding wheel that gives 10 blade resharpenings and should last for three to four seasons. This versatile tool is also great for re-edging and re-sharpening hoes, lawn-edgers, spades, and axes, making them easier and safer to use in your garden, home, and patio areas.