... drilling machineProduct feature:1.Adopt CNC technology, servo motor in feeding, with high efficiency, stable work piece precision.2.Key hydraulic, pneumatic ... conveyor, infeed conveyor, CNC infeed carriage, two sets of drilling units, one set of marking unit, automatic unload conveyor and ... adjustmentFeeding speed of angle(m/min)40Diameter of drilling(mm)Φ17.5~Φ40Stroke of Spindle(mm)180Processing ...