Super Deal HVAC A/C Refrigeration Kit AC Manifold Gauge Set Brass R134A Auto Service Kit w/ 5ft Colored Hoses, 1/4" SAE Fitting (#3) Working pressure 500psi, Burst pressure 2500psi each hoses is aprox 4ft ( 1.2m) each with 1/4" SAE fitting Complete diagnostic and service gauge set for use on air condition systems (home or automotive) Connect fittings with high pressure safety valve, Complete diagnostic and service gauge set for use 2-1/2" Gauges with proctive sleeve, has reading Celcius, R134A R22 R12 R502, PSI, and KG/cm2 (see pi