Astro Pneumatic ADN14 Adapter Kit Rivet Nut Drill The Astro Pneumatic ADN14 Adapter Kit Rivet Nut Drill easily convert cordless or corded drills into power rivet nut setters. Includes 8 mandrels and nosepieces in Metric and SAE:M3, M4, M5, M6, 8-32, 10-32, 10-24 and 1/4-20. The Astro Pneumatic ADN14 Adapter Kit Rivet Nut Drill is made from a single CNC machined piece of billet aluminum and features Japanese bearings and Cro-Mo mandrels. Use 12V and up cordless drills for aluminum and steel rivet nuts, or 14.4V and up for stainless up to 1/4” (all drills must feature torque limiting clutch). Adds roughly 6” to your drill/driver.