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.