These parts are mold for casting silicone used for making a human-skin like prosthetic hand.
Tutorial for casting silicone is upload on Instructable (http://www.instructables.com/id/Compliant-Prosthetic-Hand-With-Sensorimotor-Contro/)
The rest main structure parts can be find on this link :)
http://www.thingiverse.com/thing:1589688
mold_distal_finger_vertical_l.stl | 771.2KB | |
mold_distal_finger_vertical_r.stl | 762.8KB | |
MOLD_PALM_BOTTOM.stl | 1.3MB | |
mold_palm_up.stl | 1.1MB | |
mold_thumb.stl | 1.2MB | |
mold_thumb_l.stl | 1.2MB |