This swap just got started in the Dremel for Artists group. It is a 1-for-1 swap, so I don't actually do much. Not a lot of requirements. Chain has to be at least 24" long and 6 of your charms have to be created using a Dremel rotary tool. The rest is up to your creativity.
http://groups.yahoo.com/group/dremelforartists/ Go here if you want to join and play.