Milwaukee® M18™ ProPEX® Expansion Head, For Use With: M18™ Tool, Uponor® Cordless Tool and PEX-a Tubing For ProPEX® Fitting, Specifications: 1-1/4 in OD Capacity Tubing OD, 3.1 in OAL, 1/4 in min Chuck Size, Steel, Black Oxide/Polished Chrome, Black

The M18™ ProPEX® expansion heads are precision engineered for accurate expansion of Uponor® PEX-a tubing for ProPEX® fittings. Featuring the auto-rotation interface for Milwaukee cordless ProPEX® expansion tools, the heads are not only compatible with M18™ tools, but also fit most Uponor® cordless tools. Made from high strength steel, the chrome plated segments and black oxide ring combine durability and weather resistance. Color coded rings for easy size recognition add convenience.