1、High pressure provides you with safe and convenience testing for many HVAC systems. 2、500PSI working pressure and 2500PSI burst pressure. 3、Designed to meet standard 1/4\" SAE female refrigerant charging hoses set. 4、With color coded in red, yellow, and blue for easily recognition. 5、Strong six-sided crimp provides reliable connection between the hose and barb. 6、Perfect for refrigerants R410A, R22, R134a, R12, etc. 7、Strong six-sided crimp provides reliable connection between the hose and barb. Perfect for refrigerants R410A, R22, R134a, R12, etc. 8、5High pressure provides you with safe and convenience testing for many HVAC systems. 9、Designed to meet standard 1/4inch SAE female refrigerant charging hoses set. 10、Designed to meet standard 1/4inch SAE female refrigerant charging hoses set. 500PSI working pressure and 2500PSI burst pressure. 11、500PSI working pressure and 2500PSI burst pressure. With color coded in red, yellow, and blue for easily recognition. 12、Designed to meet standard 1/4 inch SAE female refrigerant charging hoses set. This charging hoses set provides you safe and convenience to test or recharge many HVAC system. Suitable for R12, R22, R502 refrigerants. High quality hose material with long service life, durable to use. Features: High pressure provides you with safe and convenience testing for many HVAC systems. 500PSI working pressure and 2500PSI burst pressure. Designed to meet standard 1/4" SAE female refrigerant charging hoses set. With color coded in red, yellow, and blue for easily recognition. Strong six-sided crimp provides reliable connection between the hose and barb. Perfect for refrigerants R410A, R22, R134a, R12, etc. Specifications: Color: Red + Yellow + Blue Material: Rubber + Copper Quantity: 3PCS Working Pressure: 500 PSI. Burst Pressure: 2500 PSI. Total Length: 910mm / 35.8in(1pcs) Support Refrigerant: R12, R22, R502 Hose Fittings: 1/4" SAE Female Item Weight: Approx. 420g / 14.8oz Package Size: Approx. 21.7 * 18.3 * 3.2cm / 8.5 * 7.2 * 1.3in Package Weight: Approx. 420g / 14.8oz Package List: 3 * Charging Hoses 3 * Charging Hoses