General description The Valve Core Remover Installer Tool is designed for easy and efficient HVAC AC repair. This solid brass tool features a ball valve that minimizes gas loss during operation, allowing for quick replacement of leaking valve cores without losing refrigerant. Its anti-slip design ensures a secure grip, making it user-friendly even on tightly secured valves. Technical specifications Material: Brass Color: Yellow Dual size ports: SAE 1/4 inch and 5/16 inch Compatible refrigerants: R22, R12, R407, R410, R404, R32 Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with various household refrigeration systems Package contents: 1x Valve core remover, 1x Brass adapter, 20x Valve cores Installation Directly inserts into the valve core for installation or removal without shutting down or releasing refrigerant Usage Quickly replace leaking valve cores Minimize refrigerant loss during removal or installation