... straightedge length can be set freely, the upper roller press to pre-bend.NC ccontrol, ... rollers.Complete structure, simple foundation, convenient moveThe machine has unitary basement, does not need earth bolts ... simple foundation, can move conveniently. Plenty of bendig shapesCan roll shapes of O, U, several R, taper ... company:Our company persuit: W11SNC series upper roll Milt-function rolling machine