This machine can make the square tube,round tube ,stainless steel ,square steel to be curved curve,circle and arc. This machine can process the square tube,round tube stainless steel ,square steel to be circle and arc forms (0.6mm-2.0mm thickness).In addition,4 kinds of round tube dies attached to the machine, 19mm,16mm,25mm,22mm and 5 kinds of square tube dies:15mm*15mm,20mm*20mm,25mm*25mm,30mm* ...