Description: 【Wide Application】: This Valve Core Remover Tool is suitable for all refrigeration equipment. Its two size (SAE 1/4'' & 5/16'' Port) design makes it fit for R12,for R407,for R404, for R32 air condition systems and more. 【Design】: The HVAC Service Wrench Set is made of solid copper and features a ball valve that can be opened and closed in just a quarter turn to prevent gas loss. 【Nonslip Feature】: Anti slip design increases hand friction to prevent overpowered valves. Premium craftsmanship ensures the probes are sturdy, making them suitable for most equipment. 【HVAC Service Wrench】: The set includes 2 Refrigeration Service Wrench in four different sizes - 1/4", 5/16", 3/16", and 5/16". 【Material】: The tool is made of copper material ensuring its durability and longevity. Specification: Material: Copper Color: Multicolor Size Chart: Wrench 14cmx1.4cm/5.51inchx0.55inch Valve Core Remover Stretched 16.2cm/6.38inch, Unstretched 11.8cm/4.65inch Package Includes: 1 Valve Core Remover Installer Tool and HVAC Service Wrench Set (Total 36Pcs) Note: Please allow slightly errors due to manual measurement and different monitors.