An Allgeared head drill press transmits power from the motor to the spindle by spur gears inside the machine's head.
So Allgeared Radial Drill and Allgeared Pillar Drill eliminates a flexible drive belt.
Also any All Geared Head Radial Drill Press and Allgeared Pillar Drill Machine assures a positive drive at all times and minimizes maintenance.
See the Allgared Radial Drill Machine working here.
https://www.youtube.com/watch?v=k_oS63RbSj0