Features: R134A for tank tap: This R134A puncture style can tap for can be connect to all R134A automobile air conditioning refrigerant tanks, and is suitable 1/2 threaded self-sealing tanks. The R134a Can Tap Can Dispenser connect to 1/4" male R-134a canisters. And easy to open R134a self-sealing canisters with for The R134A for can be tap to male 1/4SAE thread and 1/2" female thread. metal, the R134A can adapter has a heavy duty construction with gasket for to prevent leaks for long lasting use. With screw-in and safety check for valve, it can work even in extreme conditions and has a long-term sealing function to prevent leakage. Specifications: Metal Size: As Pictured Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Single Puncture Can Tap