Features: Experience versatility with our 6 in 1 Copper Tube Expander, featuring sizes of 6/8/10/12/16/19mm to accommodate various pipe diameters and ensure seamless copper tube connection. Crafted from carbon steel, this tool is robusts, rusts resistant, and design for long last performances, with thickened arcs design that expands tube quickly without causing damage. Suitable for HVAC technicians, refrigeration specialists, and DIY enthusiasts, this expander meet both professional and amateur need. Perfect for the installation and maintenance of air conditioning and refrigeration equipment, it is suitable for both residential and commercial application. Enhances your toolkit with this essential tool, compatible for power drills, making it indispensable asset for efficient and effective tube expansion projects. Specifications: Component:Carbon Steel Length:Approx.100mm/3.94inch 20mm/0.79inch Hex Shank; Package Includes: 1pc Tube Expander note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.