OEMTOOLS 68988 A/C Professional Set - R134a Complete Kit for Diagnosing and Charging R134a A/C Systems Includes Vacuum Pump, Manifold Gauge Set, Leak Detector and Can Tap Valve OEMTOOLS Professional Quality Extruded Aluminum Manifold with Sight Glass, 72" Hoses, High Quality Manual Couplers and Easy to Read Spring Dampened Gauges to Reduce Flutter OEMTOOLS 3 in 1 Can Tap Fits 1 lb. Cans of R134a, R12 and 2" Oil Charge Cans and Includes 1/2" ACME Male and 1/4" FL - Male Ports with internal safety check valve OEMTOOLS AC Refrigerant Leak Detector is Sensitive to 0.1 oz/year and responds to all halogenated refrigerants Vacuum Pump Includes Dual 1/4" SAE & 1/2" Acme fitting for both R-12 & R-134a