- Versatile Utility : This manual expander is essential for maintaining a variety of refrigeration equipment, including refrigerators, air conditioners, and freezers. - Compatibility with Various Sizes : It works seamlessly with copper pipes featuring expansion diameters of 4mm, 6mm (1/4"), 7.5mm (5/16"), 10mm (3/8"), 13.5mm, 15mm, 17mm, 18mm, and 22mm (7/8"). - User-Friendly Design : The expander offers an easy expansion process with precise results. Its simple structure allows you to activate the expander by gently pressing the handle, with an automatic reset upon release. - Stable and Efficient Operation : The unique hinge design prevents handle swing, ensuring stable and efficient operation. Lightweight and conveniently designed with a spring-loaded mechanism, it minimizes effort during use. - Practical Applications : Ideal for HVAC professionals for quick and effective copper pipe repairs, perfect for DIY enthusiasts working on home refrigeration systems, and valuable for technicians dealing with urgent maintenance tasks in commercial settings.