Features 1、Use this high-efficiency tool to quickly remove and install the valve core. 2、Support removal and installation when air conditioner does not shutdown. 3、No need to discharge the refrigerant to replace the valve core. 4、Made of high quality brass as body material, precision processed by CNC lathe. 5、Can disassemble R22 and R410 valve. Specification Features: Use this high-efficiency tool to quickly remove and install the valve core. Support removal and installation when air conditioner does not shutdown. No need to discharge the refrigerant to replace the valve core. Made of high quality brass as body material, precision processed by CNC lathe. Can disassemble R22 and R410 valve. Specifications: Model: CH-19BV-CV Material: Brass Interface: R22(1/4"), R410(5/16") Size: 110*22mm / 4.33*0.87in Weight: Approx. 220g/7.7oz Package List: 1 * Valve Core Remover Package List