🔧 Charge Up Your HVAC Game! Strong sealing ensures durability and safety. Durable metal casing with aluminum alloy manifold. 45° bend for easy access and operation. Engineered for optimal refrigerant management. Fits most refrigerants including R410A, R22, and R404. 60" long color-coded hoses 4000 PSI burst pressure 800 PSI working pressure The LIYYOO Refrigerant Charging Hoses with Diagnostic Manifold Gauge Set is a professional-grade tool designed for efficient refrigerant management. Featuring 60-inch long, color-coded hoses with a robust 800 PSI working pressure and a 4000 PSI burst pressure, this set is perfect for HVAC and automotive air conditioning maintenance. Its user-friendly design includes a 45° bend for easy access, making it a must-have for any technician looking to enhance their toolkit.