This air conditioning refrigeration kit includes 15 Schrader valve cores, with 10 of them being 2.75 inches in length and 5 of them being 5 inches in length, suitable for maintenance and repair of HVAC air conditioning systems.
The core is a poppet valve assisted by a spring that is threaded into the steam
Each valve has a core and a cap with valve core remover
The caps are made of brass, they are provided with core remover and have an inside rubber o-ring
The stem is a self-contained valve which opens to admit gas to a chamber