R1234Yf Self-Sealing Can Tap, F-1/4 SAE 1/2 LH Thread Valve Tool with Adapter
R1234YF CAN TAP —- R1234YF self-sealing brass automotive air conditioning dispensing valve, connects all R-1234YF Self-Sealing Refrigerant Cans with 1/2″ LH threads to all auto R-134a, R12 R22 service hoses.