cutting metal which laser cutting machine do you prefer to

Normally there are two type of laser mchine can be cut the metal 

,one type Mixed co2 laser cutting machine with glass tube can be

 cut 0.1mm-3mm SS steel. carbon steel ,For the co2 laser cutting machine

pics as follow:

The other type fiber laser cutting machine with the Fiber source for 1kw 2kw 3kw 6kw 10kw 

12kw ect Which can cut the ss steel from 0.1-35mm ,Normally the Max or Raycus source much 

competitve for industrial working need.It aslo have the steel pipe cutting with this machine ,

You can check the FIBER LASER CUTTING MACHINE more details to get more.