Marketing InformationThe Zurn PEX F1960 expansion interlocking head for the Milwaukee® M18™ ProPEX® expansion tool series helps you easily build a PEX piping system and ensures every fitting is a watertight connection. Made specifically for the Milwaukee® M18™ ProPEX® and M18™ FORCE LOGIC™ 2 to 3 in ProPEX® Expansion Tools (sold separately), these heads are designed to expand Zurn non-barrier PEX pipe and reinforcing ring to make a connection with an ASTM F1960 fitting.