Sturdy Material: This lawn mower sharpener is made of high quality brown corundum. Strong and durable, easy to connect with drill bit and sharpener. At the same time, the sharpening part is quite rough, and the blade can be sharpened easily and quickly. Save time and effort and enjoy a long service life. Effective and practical: a very useful daily tool. Suitable for most drills, the structure has a perfect balance of rotation, convenient and practical. It can be easily connected with drill bits and sharp tools to ensure long-term use and good value for money. Time and labor saving: the sharpening area is quite rough and the blade can be sharpened easily and quickly. It saves time and effort and is a good helper for a long time. It can be used for a long time and is not easily broken. Easy to install: Installation takes only 10 seconds. You just need to install a sharpener on the electric drill to use it. Docking-type electric drill and hand-held electric drill can be used, and the blade can be sharpened easily and quickly. Multi-function: Widely used in drills and hand-held drills. Suitable for sharpening lawn knives, drill knives, lawn mowers, axes, shovels, etc. This makes the cutting edge more effective. Please note that due to manual measurement and display differences, there may be slight differences between individual products and photos.