The RA1 Arrow rivet nut adaptor is a power tool accessory that can be applied to electric or cordless drills to make the perfect tool for your home project or outdoor use. Excellent ergonomics and strength ensure long life and dependability for any job. This adapter can be used with electric drills and is the perfect tool for your home project or outdoor work. Tool kit includes: One rivet gun adapter, two wrenches, four nozzles (2 mm, 3 mm, 4 mm, and 5 mm) applicable to different sizes of rivets.