Description: Lawn mower blade sharpeners can be used with sharp lawn mower blades to resharpen them. The grinding wheel is 0.78 inch thick, thicker than ordinary grinding wheels. Made of corundum, high quality, durable, long service life, blade sharpener can be reused. Fast, automatic, simple, safe, time-saving and labor-saving. The lawn mower blade sharpener can be easily attached to an electric drill for easy and quick sharpening for more efficient edges Ideal for grinding lawn blades, drill blades, lawn mowers, sickle bar cutters, rotary cultivators, hoes, etc., making edges more efficient. Specification: 100% brand new with high quality Lawn Mower Sharpener: Material: Corundum Shank diameter: 6.35 mm Total size: 50*56mm Lawn Mower Blade Balancer: Material: ABS Size: 60*50mm Package Included: 4 x Lawn Mower Sharpeners 1 x Blade Balancer Note: We do our best to ensure all descriptions and product images are as accurate as possible. Some colour variations may occur between computer monitor. Your understanding will be highly appreciated!