【Wide Application】R12 to R134A AC fitting connectors are suitable for R12, R22 system and R134A systems charging and service tools, can be applied to vacuum pump, can tap, hose or oil injector. 【R134A Vacuum Pump Adapter Fitting】 R134A to R12 adapter size is 1/4’’ male flare X 1/2’’ female, R12 to R134A adapter size is 1/2’’ male X 1/4’’ female flare. 1/2’’ to 1/4’’ R12 to R134a AC fitting is designed to connect a 1/2’’ R12 AC hose to a 1/4’’ R134A AC hose. 【Brass Material】These R134A refrigerant tank adapters are made of high quality brass material with strong construction, the internal and external threads are deep and precise for perfect matching and replacement, easy and durable to use. 【Well-Design】 R12 R22 to R134A refrigerant tank adapters with thimble designs with detachable valve core, o-ring seal to prevent leakage, easy and quick connection, the valve core remover help you to assemble and disassemble valve core easily. 【R134A Adapter Kit】R12 R22 to R134A adapter connector includes 3 pc 6015 R134A refrigerant tank adapter to R12 fitting adapter 1/2’’ female ACME to 1/4’’ male SAE flare, 3pc 6014 vacuum pump adapter 1/4’’ SAE flare female to 1/2’’ ACME male and 1pc valve core remover. Specifications Types: R134A to R12 Adapter & R12 to R134A adapter Material: Brass & Rubber R134A to R12 Adapter: 1/2’’ Female X 1/4’’Male R12 to R134A Adapter: 1/4’’ Female X 1/2’’ Male Package Includes: 3PC x 6014 R12 to R134A Adapter Package Includes: 3PC x 6015 R134A to R12 Adapter Package Includes: 1PC x Valve Core Remover