Pen Holder from Stacked Gears

We made the gears for a different purpose, but we got the idea of making them into a pen holder when testing how well they stacked...and voila! The stl is a simple gear and the holder is made from a bunch of these stacked together.

http://102creations.com/
https://www.facebook.com/102Creations
http://instagram.com/102_creations