1.Precise swaging on the job

2.Re-round deformed tubes and fittings

3.Salvage shorts and scrap to make couplings

4.Handles, tapered expanding pin, and other moving surfaces heat-treated for durability

5.Hand operated, single-stage expander design to expand tubing for fast, accurate joints in soft copper, aluminum, and soft steel tube without using fittings.

6.Free-floating and self-centric expander mechanism.

7. Kit includes 11 expander heads; 1 tube cutter, 1 tube reame