... .3,Flatting number: 9 sets4,Roll forminga,Type: GY160b, Rack: cast iron torii type, material:HT200c, Roll forming rack: 12 ... 70mm, roller surface:400mmMaterial: 40Cr quenching treatment HB280e, Drive type: every rack has one gear power diatribution box.f, ... Assistant roller rack: 4 sets5, Adjust part: Turkey emendation type(three-dimensional emendation)6, cutting-to-lengthHydraulic press cutting, power ...