1)Automatic,CNC System 2)OMEGA & Rextroth valve 3)DA41,DA52, ... to display the values of backguage,Automaticallydropping system.overshadow line,non-limited length cutting of thebackguages(ball screws),If ... you need CNC system ,you can choose E-20 CNC(made in China) system or Delem ... and back guard.to equip CNC system,you can choose the system E-20+ CNC(made in China) or Delem ...