Features: The Valves Cores Remover Installer Tool is suitable for efficiency, featuring Double size SAE 1/4 & 5/16 port, making it ideal for HVAC systems using refrigerants like R22, R12, R407c, R410A, and R404A. Crafted from high quality brass, this tool ensures durability and rust resistance, while its ergonomic design provide a comfortable, nonslip grip during use. Perfect for professional HVAC technicians, appliance repair enthusiasts, and DIY home users who require for maintenance tasks. Suitable for maintaining and replacing Valves cores in household air conditioners, ensuring performances. This comprehensive kit offers everything need for efficient Valves Cores removal and installation, supporting repairs and maintenance. Specifications: Component:Brass Handle:Approx.11.68cm/4.6inch Package Includes: 1 Set Valves Cores Removal Tool note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.