Features: -High quality R-1234YF Can Tap Dispenser for use with self-sealing/reusable designed cans. -Premium fittings, constructed sold, heavy duty, designed to durable service. -With hand operated valve control -For car service professionals and the DIYers. Specifications: -Material: Brass alloy -Refrigerant Bottle Opener Thread (Female/Internal Thread): 1/2" ACME LH -Cooling Pipe Connection Thread (Male/External Thread): 1/4" SAE (direct fitting for R12 R22 manifold.) -Color: Gold NOTE: This can tap can only be use on self-sealing R-1234YF Refrigerant cans with 1/2” ACME LH thread, either cannot be used on puncture style cans. .