This measuring refrigerant hose's thread opener interface can be 1/2 ACME thread, if you have additional inspection tools, please confirm the thread opener tool interface and the refrigerant bottle is consistent. High quality hose material with long service life, durable to use. Features: Air conditioning refrigerant supplementary set. Easy to use and install for the R134A interface. High pressure resistant hose with 1/2" ACME fitting. Built-in safety valve to prevent accidental venting of refrigerant. Suitable for home air-conditioning and car air-conditioning adding refrigerants. Specifications: Color: Blue Material: Aluminum + Copper + Rubber Quantity: 1PC Length of Left Hose: 160mm / 6.30in Length of Right Hose: 160mm / 6.30in Low Pressure Gauge: 350PSI Support Refrigerant: R134A Gauge Diameter: 72mm / 2.83in Gauge Height: 30mm / 1.18in Length: 410mm / 16.14in Thread: 1/2" ACME Hose Fittings: 1/2" ACME Item Weight: Approx. 238g / 8.41oz Package Weight: Approx. 272g / 9.6ounce Package Size: Approx. 20 * 15.5 * 3cm / 7.87 * 6.10 * 1.18in Package List: 1 * Measuring Refrigerant Hose Gauge Kit