One piece cast iron column for added support. Belt cover - quick slide latch allows faster belt adjustment to change spindle speeds. Base taper allows for easier clean-up. Larger hand wheel knobs. UL listed motor. Extra large work table. Heavy duty tapered roller bearings support the spindle, resulting in greater tolerance and more accurate drilling depth. New positive quick-stop knob and easy-to-read internal depth gauge (external on JMD-15). 360 head swivel. Work lamp. Includes: JMD-15 Milling/Drilling Machine w/ NEWALL C80 DRO - 350125.