The M12™ cordless lithium-ion ProPEX® expansion tool features an auto-rotating head for convenient one-handed operation. A compact right angle design makes installing tubing in tight locations fast and easy, and the quick cam mechanism delivers precise, continuous expansion for 3/8 in. to 1 in. ProPEX® connections. Designed specifically for Uponor ProPEX®, the M12™ ProPEX® expansion tool is built to make effortless installations faster than other tools available. Learn more about Uponor, Inc and the ProPEX® system.