... machine which is specially designed to bend and roll angle steel,flat steel,I steel,U steel,flat beam,tube,pipe ... material 42CrMoMould diameter φ250mm Bottom rollers distance 520mmRolling speed 4-5m/minMotor 5.5KWGear reducer China famous brandMachine over ... All Shafts Run in Roller Bearings.The Machine Frame is Welded Steel Construction.Heavy Duty and Rigid ConstructionMachine can be Operated by ...