Description: 【Compatibility】: Air Conditioner Copper Tube Expander is compatible with standard electric drills for quick and efficient tube expansion, significantly improving work efficiency during air conditioning and refrigeration equipment installation and maintenance 【Precision Design】: Air Conditioner Copper Tube Expander Tool features a precision engineered expansion head that ensures smooth and even expansion of copper tubing, enhancing the seal between the tubing and fittings, effectively preventing refrigerant leaks 【Wide Application】: Conditioner Copper Tube Swaging Tool is widely used in the HVAC and refrigeration industries. It is ideal for air conditioning installation, refrigerator repair, refrigeration equipment maintenance, and heat pump systems, making it an essential tool for technicians and engineers 【Rugged Construction】: Manual Pipe Swage Too's robust construction and tightly connected components ensure long term, continuous operation in a variety of environments, such as job sites, repair shops, and equipment installations 【Material and Dimensions】: Swaging Tool Bits Set is made of metal and measures 5.9cmx0.6cmx0.4cm/2.32inchx0.24inchx0.16inch, making it suitable for professional use in demanding conditions Size Chart: 5.9cmx0.6cmx0.4cm/2.32inchx0.24inchx0.16inch Package Includes: 6 Air Conditioner Copper Pipe Expander Note: Please allow slightly errors 1-2cm differences due to manual measurement.