Lawn Mower Blade Sharpener Construction and material: Made with a doublelayer grindstone, and durable for long service life. Blade sharpener can be used repeatedly. Double Layer Corundum with Balancer. Size: T model 50 x 47 mm (1.97 x 1.85 in); Q model 58 x 63 mm (2.3 x 2.5 in). Multiscenario application: Widely used for sharpening lawn blades, mower blades, drill blades, sickle bar cutters, rototillers, and other cutting tools. This sharpener can be used with power drills and hand drills to sharpen dull blades. Simple to use: Attach to power drills and sharpen blades quickly and easily. The edge becomes more effective, saving time and effort. Installation takes about 10 seconds; simply mount it on your electric drill to use it. Use scenarios: Restore lawn mower performance by sharpening mower and lawn blades. Sharpen drill blades or bits to extend tool life. Maintain sickle bar cutters and rototillers for efficient cutting workflows.