How are jigsaw puzzles mass produced

[The Natural Philosopher]

If you are seriously interested in stepper motors and how to control them, have a look here.

you ever wanted to know about building your own CNC controlled milling machine.

[PoP]

Great minds etc.

Just recently I've been toying with the idea of having a CNC controlled router, or even just a rotozip, so that I can fabricate smallish designs from the PC.

Looks like you've just answered my query! Thanks for that!

PoP