NC feeding System for automatic punching -NC programing system and AC servo system in windows. Automatic processing from AtoCAD file -Effective stroke: 3500*1250mm -Accuracy: +/-0.1mm for distance between hole. Center linearity of holes: +/-0.1mm -Feed Speed: 20 m/minï -Outline Dimension: 4200*2400*820 mm -Other Character Casting Frame, Tempered ABBA linear guide way and precision ball screw. Table surface with balls or nylon brushes. Pneumatic/manual Clamps(optional).