Flexible Shaft Adapter, For Use With Dremel Rotary Tools, Application Carving, Cleaning, Cutting, Engraving, Grinding, Polishing, Sanding, Sharpening, Features Accepts Up to 1/8 in Shank Accessories, Ergonomic Grip, Integrated Shaft Lock Button, Quick Connect System Attaches to Your Rotary Tool in Seconds, Includes (1) Flex Shaft Attachment: (1) Square Drive Nut