Individual size jaw sets are used for positive clamping compactness and operating convenience|Socket head screws are provided for clamping the jaws to the yoke and feeding the tube forming components|The screws are hand turned for all free travel movement when advancing or retracting|A hex socket and 3/8" square drive ratchet are furnished for easy operation of the threaded members under load|Tube forming components (flaring cones, double flaring adapters, and swaging adapters) are retained on the feed screw by a ball detent mechanism and can be snapped on and off for quick changes as required