Designed for use of servicing valve cores in R134a and R12 systems
Universal valve core remover/installer for standard, JRA, Eaton and GM large bore valve cores
Access and change valve cores while the A/C system is still filled with refrigerant
Stainless steel ball valve design and patented thread remover lets the user block off the system while changing the valves cores, allowing for no refrigerant loss
U.S. assembled and tested