The stock kit frame, with some angle aluminum from Home Depot, and some speciality plywood (baltic birch). A couple of people have asked if we did CNC, but no, just a hand drill with a hole saw.
Drill press, band saw, router, skilsaw. That is about it.
http://www.flickr.com/photos/kellrobotics/103248144/
http://www.flickr.com/photos/kellrob...n/photostream/