A plumbing tool assembly for removing a cartridge housing from a valve body includes a pair of pliers which has of jaws that are urgeable toward or away from each other. A pair of panels is each coupled to a respective one of the pair of jaws of the pliers. A pair of grips is each attached to a respective one of the panels. Each of the grips has a scallop to accommodate a cartridge housing on a valve body of a shower faucet. The scallop in each of the grips is aligned with each other to facilitate the pair of grips to be closed around the cartridge housing for removing the cartridge housing from the valve body.