Package Included: 4 Pack Lawn Mower Blade Sharpeners for Power Drill and Hand Drill Dimensions: 50 x 47 mm/1.97 x 1.85 inches (DL); The lawn mower blade sharpener is designed with rotation balance to get a clean EDGES: The blade sharpener features high-quality whetstones, durable enough to get your lawn mower a clean edge and sharpen it again CONVENIENT USE: This sharpener can be used for power drills and hand drills to sharpen blunt, use more Less mower work mows faster Lawn mower blade sharpener for power drills and hand drills is convenient and very effective; always replace blades with exact replacement blades PRODUCT SPECIFICATIONS Lawn mower blade sharpener for power drills hand drill blade grinder blade edge sharpening