This is a production tool where 6 different tools can be loaded at one time
>so you can let's say center drill, tap drill, tap, counter boar, and counter
>sink, and not have to change bits.
>
>For a wood working application you might use this machine something like
>this. Let's say you were making a bunch of drawers where you wanted to
>attach a hardwood face to a plywood front. In the first position you could
>have a fixed point that you could line up with your mark. The second
>position might have a brad point bit that will drill your counter boar to a
>depth for a wooden plug, then the third position could be loaded with a bit
>that would drill a small diameter drill through the hardwood and into the
>ply, and the last drill would drill a clearance hole through the hardwood. >
>Each turret position would have an independent depth stop so once you
>positioned the two pieces of clamped wood in place you only needed to pull
>the handle down, push it up, pull-push etc until all operations were done
>and then you could move on the next hole. You could drill hundreds of
>identical holes and never have to hunt down a chuck key or worry about
>drilling to the wrong depth.
European hinges come to mind as well- it would be pretty spiffy to have a small bit and a forsner bit chucked in if you're making a number of doors.