I agree with PapaBull, use the chinese knockoff Foredom. It has an infinitely variable speed which is a big plus for control.
Here is a link....
ELECTRIC FLEXIBLE SHAFT ROTARY CARVER GRINDER TOOL KIT - eBay (item 250496730995 end time Oct-10-09 17:00:43 PDT)
Here is my favorite attachment for sanding at a low speed, 7th item down. I also use the sanding disks.
Disks - Adhesive: Widget Supply
These do not work well with a Dremel, it's speed is to fast.
Hope this helps someone.:)