[Heavy-Duty Thicker Sharpening Stone]: Each drill attachment has a long-lasting and durable corundum stone with metal deflector that can sharpen blades of any size.[Free Blade Balancer]: The mower blade balancer assures even sharpening of the lawnmower blade to create -sharp cuts.[Install In 5 Seconds]: Install in seconds and you only need to install it on your electric drill to use it. And it can quickly make blades sharper. Effectively your productivity.[Faster Sharpening With Less Effort]: High-quality sharpen blades in under 10 minutes so you will never spend time and effort on sharpening again[Multi-Scenario Application]: A lawnmower blade sharpener could be used for sharp mower blades to make the blade sharp again. Using in sharpening lawn blade, lawn , mower, rototillers, drill blade, sickle bar cutter, etc. Fit for most the power drills.colour: as shownMaterial: Corundum+Stainless Steel+PlasticSize: about 5cm in diameterPackage Contents:3 x Blade Sharpeners1 x BalancerOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.