Billiards Chalk Holder 3mm Magnet

See the original thing for details. http://www.thingiverse.com/thing:4143

Uses (2) 3 mm cube magnets (You can purchase a bunch pretty cheap on Aliexpress: https://goo.gl/Q6JYAs)

Updated the magnet holder, removed the makerbot logo, and made other small adjustments.

Have fun!