6-Piece HVAC Copper Tube Expander Set - Swaging Tool Bits For 1/4, 3/8, 1/2, 5/8, 3/4, 7/8 Inch Pipes, Drill Attachment

About This Product

Working on HVAC or refrigeration lines? This 6-piece tube expander set makes connecting copper pipes way easier. Each expander is made from hard-wearing bearing steel and fits onto a standard electric drill. Just attach it, spin, and you can swage the pipe ends to join them securely without soldering. The set covers six common sizes: 1/4, 3/8, 1/2, 5/8, 3/4, and 7/8 inches (approx. 6.3 to 22.2 mm). They’re blackened to resist rust and each one is about 4.5 cm (1.8 inches) tall. Weighs around 165g total, so it’s easy to carry in your tool bag. Perfect for AC installs, repairs, or any project where you need leak-proof pipe connections. Saves time and effort compared to old-school methods. Whether you’re a pro technician or a savvy DIYer, this set helps you get the job done right. Just make sure your drill is charged up!