Found four customizable tidy 3d models

thingiverse
free
...spur gears by gregfrost http://www.thingiverse.com/thing:3575 -customizable spiral generator by walter http://www.thingiverse.com/thing:58406...
thingiverse
free
...spur gears by gregfrost http://www.thingiverse.com/thing:3575 -customizable spiral generator by walter http://www.thingiverse.com/thing:58406...