Mainly used for drilling and milling plate parts in steel structure industries, such as buildings, bridges and towers. Also be used in the drilling and milling for tube sheet, baffles and circular flanges in the boiler and petrochemical industry. Be suitable to make through holes, blind holes, stepped holes, whole end chamfering and milling. Controlled by the Siemens CNC system and servo motor, the machine has features of stability and high precision.