... 4High bending accuary DW38CNC hydraulic steel bar bending machine1. Features (1)Applicable material : carbons steel, stainless steel, aluminum, alloy, copper, ... etc. (2) Applicable material shape:pipe, tube, solid steel bar, square pipe, rectangle, oval, sections etc.(3) Fully ... bend by itself automaticallly.(11) Stable performance(12) High bending accuracy and efficiency(13) Emergency stop, safe ...