iwiss crq01 disconnect tong sized 1/2 inch, 3/4 inch, 1 inch, removal tool used for demount sharkbite brass push fit, push-to-connect fittings iwiss connects copper, cpvc and pex pipe in any combination. no soldering, clamps, unions or glue. certified to 200 psi and 200of. certified for underground and behind the wall applications and as a manufactured joint without access panels.