Screw-on chuck mounting to bayonet.

[tonyfoale]

Some great links but an important one is missing! I'm very interested in seeing your line boring setup. A write up can be tedious and time consuming, so I am not making that request, but maybe a couple of pics for the curious!

OK, but just for the curious.

Click for full size.

The end result was making some 1960/70s replica front forks.

I have been thinking about the drive mechanism for such a machine but have made no progress. Visions of an Arduino/stepper/Mach III machine have languished as being too complicated for such a simple machine and flown off into the ether! I am now considering a Power Table feed accessory as a possible way to drive a lead screw. I would be interested in your thoughts.

It depends on what you want to do with it. If you want uncoordinated axis moves then the unit that you mention would be fine. If you want to coordinate the moves on different axis then steppers would be the easiest solution.