the natural evolution of the hydraulic series, these grinding machines combine the simplicity of traditional grinders to the advantages of a truly cnc machine. the controller is a siemens sinumerik 810d cnc with pcu50 mic......the natural evolution of the hydraulic series, these grinding machines combine the simplicity of traditional grinders to the advantages of a truly cnc machine. the controller is a siemens sinumerik 810d cnc with pcu50 microprocessor and integrated plc controlling two linear axes and one spindle axis. the displaying is supplied by a tft 12" screen.