1Multiple Reaming Diameters: Tube manual expanding tool can be use to expand copper pipe with diameter of 6mm,7.5mm, 10mm, 15mm, 15mm, 17mm, 18mm, 22mm. 2Double Head: Copper tube expander adopts dual head design, which is suitable for operation in narrow spaces, and it is professionally manufactured to ensure the accuracy of use. 3Spring and Hinge Design: Hand tube expanding tool is convenient and light, spring design allows work more labor saving, hinge design can avoid handle swing and ensure stable operation. 4Wide Application: Copper tube pipe expander is widely used in the maintenance of refrigeration equipment such as refrigerators, air conditioners, freezers, etc. 5Quality Material and Easy Grip: The tube swaging tool is forged with high carbon steel, with a fixed handle and strong support. Ergonomic handle for comfortable grip.