... 3.Hydraulic motor driven W24 Section bending machine is mainly used for bending flat steel, square steel, ... "H" steel,etc. W24 Section bending machine is mainly used for bending flat steel, square steel, round ... machine is constituted by machine frame, side rollers, support rollers, transmission system, hydraulic system, molds, etc. Tube rolling machine,tube bending machine,proflie rolling machine ...