I was wonder if any user have try to get the best of both worlds high speed cnc lathe and cnc index with router setup.... as see in video

[ame="http://www.youtube.com/watch?v=Y2ZXzeScHx4&feature=related"]YouTube- Fluted Stair balsuter[/ame]

[ame="http://www.youtube.com/watch?v=hASG9f6BLRU&feature=related"]YouTube- barley twist stair baluster[/ame]

Im trying to figure out the best and simplest way
to disengage the the 2 drive system that would required..( motor / stepper drive) with out ripping apart the head stock for change overs