Do You Choose Traditional or Preferred? Milling machines are used across the U.S. and have made w machinist's life substantially earlier. You can use a milling machine to produce flat or irregular surfaces. You can also drill, bore, cut, and produce slots with your standard spindle machine with a swiveling head. The two most common rotation types when it comes to milling your materials are table fed climb and table fed conventional. It's broken down fairly simply as in conventional milling fees up and climb milling feeds downward. The major difference between the two is the rotation of the cutter direction. Conventional milling is for lack of better terms, the "old-school" way of doing things. It takes a much more traditional approach when cutting because the play between the lead screw and the nut is eliminated. Climb milling is becoming increasingly more popular with a new generation due to its preferred methods of compensating for the backlash eliminator. Co...