Milwaukee's Black Iron Press Jaws & Rings were designed for use on Viega® MegaPress® Fittings and provide a faster alternative to threading and roll grooving to connect ½”-2” Schedule 5-40 Black Iron Pipe. Milwaukee’s Rings have a unique dual pivot design which provides close quarter access. Milwaukee Black Iron Press Jaws and Rings provide superior productivity when used with the M1™;;;; Force Logic Press Tools.