ADAFIRST AC Manifold Gauge Set, 4 Way HVAC R134a R404a R410a Refrigerant Charging Tool Kit, with Hoses Coupler Can Tap Adapter Case, for Residential Auto Air Conditioner Diagnostic Test and Recharge - AD10412BK

• 4 Way AC Manifold Gauge Set-- 4 way 4 valves 2 gauges manifold refrigerant gauge is wonderful for automobile and residential air conditioners' evacuation (vacuum) and diagnostic check, R134a R404a R410a refrigerant charging and recovery work. 3" large two-color meter with color scale, blue low pressure gauge range: -30inHg~500PSI, red high pressure: -30inHg~800PSI. 4 ways controlled by 4 color valves, blue for LP port, black for evacuation port, yellow for charging port, and red for HP port 4 5FT Color Hoses-- AC charging hoses use rubber resin (corrosion resistance, good air tightness) and built-in nylon increases its stress resistance: Max. working pressure 800PSI, bursting pressure 4000PSI. Each side fitted with 1/4" Female brass fittings: the straight fittings of red hose connects HP side 1/4" Male flare port, the angled one to red quick coupler, charging port - yellow hose - can tap, evacuation port - black hose - air compressor, LP blue gauge - blue hose - blue quick coupler Adjustable R134A Quick Couplers-- The R134a AC quick connectors are made of high quality brass and aluminum. They are designed to lock accurately with ball bearings and compatible with all models of standard R134A service ports for fast connection. Blue one for AC low side suction service port, and red one for AC high side discharge service port. Clockwise open and anticlockwise close easily by twisting the adjustable knob, reduce Schrader valve wear and ensure no leak when connect/disconnect. Universal Piercing Type Can Tap & R134a Self-sealing Type Can Tap-- This AC manifold gauge set includes 2 types can taps. Adjustable T-type handle can tap is suitable for piercing type refrigerant can, which neck ring is smaller than 1.3" diameter. While T-type knob can tap can open and close the self-sealing type freon can with 1/2" ACME Male thread bottle opening. Customized Case, ACME and Tank Adapter, Detailed Instruction-- The AC charging tool set includes detailed instruction shows how to monitor the AC system pressure, operate evacuation, refrigerant recovery and charging. ACME and tank adapter and hose valve repair tool kit are also prepared in case of need. And the customized blow molding case keeps all parts in place and protects them during transport and storage. After-sale Company-- First of all, welcome to the ADAFIRST store. Thank you for your trust and choice of ADAFIRST. The products we sell will enjoy unconditional return and exchange treatment within 30 days, plus a one-year warranty. To prevent delaying your work, please check the completeness and functional performance of your purchase as soon as you receive it. If you have any questions, please come to us and we will be at your service.