The only tool you will ever need is a printer!

[Bob]

Check it out, Jay Leno has one->>

http://www.coolestone.com/media/2100/3D-Printer---You-Know-You-Will-Want-One/

No more rare bearings:
http://www.youtube.com/watch?v=u7h09dTVkdw

Coming soon to you:
http://www.youtube.com/watch?v=g0m1cVqNsRA

Ahhh! Here we are, the personal model, probably the one Leno has:

http://www.youtube.com/watch?v=Jt3EGgtSAUc