... : Cutting copper, titanium, stainless steel and aluminum tubing.2. About factory Experience: With 21 years experience in refrigeration tools field, the ... red, yellow, blue charging hoses setstandard charging hose for refrigerant R12,R22 &R5021/4" SAE fittingWorking pressure 500PSI burst 2500 PSIDifferent ... up to your option: 36", 60", 72"(90cm, 150cm, 180cm) Refrigerant R22 Charging hose CT-336-RYB