uStepper robot arm - Obsolete! (See summary)

Revision 3 is released! http://www.thingiverse.com/thing:1774473 This design is obsolete, please refer to http://www.thingiverse.com/thing:1398215 VIDEO: https://www.youtube.com/watch?v=1ebjdsye-PE The gears are modified versions of the "OpenSCAD Herringbone Wade's Gears Script" "(c) 2011, Christopher "ScribbleJ" Jansen" - So I cannot take credit for these well designed gears.