Features: Made of zinc-iron alloy, solid and-sturdy, ensuring durability and-longevity. Coarse surface-on handle with the shuttle joint-design, ensures the effort-saving, easy to use, comfortable to hold and anti-slip, an simple but effective hand tool for air conditioner maintenance and repairing. This tool can be use to expand copper pipe with diameter between 6-22mm. It is designed to avoid swing of handle, ensuring stable operation. Significantly reduced the size and space, easy to put in bag and use. More convenient in narrow space and one-handed operation, increase the convenience and flexibility. No need to pull back the-handle, the internal reset spring will reset automatically. Simply press the-handle, you can easily expand the tube. Specifications: Material:Steel Size:As Picture Shown Color:Silver Model:6-22(1/4"--7/8") Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Tube Expander