... 1.diameter range:S9-20 2.Reducer m FR-20-02 irregular shape (Hexagon,Square) metal straightening machineStraightening diameter rangeS9- ... -straightening machine and so onStraightening machine and process equipment from Da Lang Fang Rong Machinery Factory, established in 2000, is ... continues to implement except the arbitration part. FR-20-02 irregular shape (Hexagon,Square) metal straightening machine