Hydrtaulic 3 roller bending machine,Easy to operate, Rolling ways to diversify. Simple movement Hydraulic 3 roller bending MachineFeature:1. European Technology2 ... gear box5. The machine have prebend function, the plate can be formed to the circular tube, curved and conical ... and control the process of forming plate.9. Induction hardened rolls10. The hydraulic valves are from Japan11. hydraulic motor ...