Color: 3 Pack Color: Pink Blue Double layer size: 64x56mm Four layer size: 81x56mm Package Includes: 3 pcs (2 double layer + 1 four layer) Lawn Mower Blade Sharpener 1. Function: This lawn mower blade sharpener is designed to restore sharpness to mower blades. It can be used for sharpening lawn mower blades, lawn tractors, mowers, rototillers, drill blades, sickle bar cutters, and similar tools. 2. Advantages: Fast, automatic, easy, and safe to use, this sharpener saves time and effort. It easily attaches to power drills for quick and efficient blade sharpening, helping restore edge effectiveness and improve safety. 3. Material: Features a grinding wheel with a thickness of 0.78 inch, thicker than standard grinding wheels. Made from corundum material for high quality, durability, and extended service life. The sharpener is reusable and built to last. 4. Multi-Scenario Application: Suitable for sharpening various blades including lawn mower blades, drill bits, sickle bar cutters, rototillers, and more. Compatible with both power drills and hand drills to effectively restore dull blades and enhance performance. 5. Simple to Use: Attaches quickly and easily to power drills for fast blade sharpening. Installation takes only seconds—simply attach to your electric drill and begin use immediately.