1.manual hydraulic pipe bending machine 2.aluminium pipe size 4" 6" ... series hand-control lipuid formation benders are suitable for bending low-voltage liquid-conveying welded tubes, electric steel ... ,Lower mold board 9,Upper mold board 10,Bending mold11,Supporting wheel 12,Handle6,Notices(1)Outer ... be cleaned regularly;(10)Do not use this machine in area with acidie, basic and corrosive materials;(11)Do ...