【Portable】:Tube expander tool, small in size and lightweight, easy to carry to different job sites. Third: Just tap the punch rod lightly with the tool. 【Multifunctional】:6 in 1 pipe expanding tool, suitable for expanding pipe sizes of 1/4in, 5/16" ,3/8in, 1/2in, 5/8in, 3/4in.
eBay