Valve Core Remover & Tank Adapter: Simplify valve core replacement tasks with the dual-ended tool, providing two sizes for versatile use. Easily connect to a 1/2" charging hose using the included 1/4" female to 1/2" male R1234yf can tap adapter
Durable & Convenient: The knurled knob on the couplers provide an improved grip for easy operation. Constructed from robust brass, our R1234yf couplers set ensures superior durability and corrosion resistance