Double-layer aluminum oxide lawn mower blade sharpener 4-Piece Lawn Mower Blade Sharpener <p>High Quality: The lawn mower blade sharpener is made of corundum, which provides strength, durability, and high quality. The sharpener is reusable.</p> <p>New Upgrade: Unlike the previous version, the newly upgraded dual-blade, dual-layer sharpener is made of a double layer of aluminum oxide.</p> <p>Easy to Use: Installation takes only 10 seconds. Simply connect the sharpener to your drill and you're ready to go.</p> <p>Wide Application: The lawn mower blade sharpener is compatible with any drill or hand drill. It is widely used for sharpening lawn mower blades, shears, drill bits, sickles, hoes, and more.</p> <p>Included Items: The lawn mower blade sharpening kit includes 4 sharpeners and 1 stabilizer.</p> <p> </p>