Used for angle steel marking, drilling in the field of power and ... infeed conveyor, CNC infeed carriage, two sets of drilling units, one set of marking unit, automatic unload ... 180560,Transducer stepless adjustmentFeeding speed of angle(m/min)40Diameter of drilling(mm)17.5~40Stroke of Spindle ... 29×8.9×2.5Gross Weight of machine(kg)16800 CNC Angle Steel Drilling & Marking Production Line