1.Universal manual expander designed for inch tube: 1/4-inch 5/16-inch 3/8
-inch 1/2-inch 5/8-inch 3/4-inch 7/8-inch.
2.Universal manual expander designed for metric tube:6mm, 8mm, 10mm, 12mm,
16mm, 19mm, 22mm.
3.Seven in one expansion tube lightweight, convenient.
4.With the human body engineering mechanics handle,grip comfortable.
5.Spring design, make it work more effort.
6.Hinged design, to avoid the handle swing.
The Tube Expanders operating steps:
1. Internal start expanded tube on Copper Tube
2. Expanded tube use a circular motion when the effect more round
3. Expanded tube completed copper tube docking could be welded