Well with Thanksgiving or Halloween or heck, Saturday coming and all, I'd suggest adding a 'Plunger' Router to your arsenal of goodies. Yes, you can get carbide wood router bits and if you have a mill, ie x,y table you're on your way.
This guy has been pointed to before, but is woth repointing (I think

) For those of you who have not seen this, check out this guys router work with aluminum, (about 1/2 way down) not to mention a host of other fabricating process methods and ideas to munch on.
http://www.audiogroupforum.com/csforum/showthread.php?t=66958&page=2Enjoy,
Chazz