Not for use with live/pressurized
This economy Shut-Off
Tool stops the dripping that cools and prevents fast soldering. Slip the
tool into the copper pipe and tighten the nut to make the seal expand to
dam the water. The tool remains in an L-shape and does not hinge. The
Tool can also be used to sweat off and remove faulty valves that are
cooled by dripping water. In addition to individual sizes, two kits
(#R03380, #R03382) are available.