US Coin Sorter and Counter Tools

Probably should've been doing other things this afternoon but it's raining, work will wait and I just needed something mindless yet arguably productive to do ... like counting up the spare change.

Everybody has a container where you throw your spare change at the end of the day (mine is a metal nautilus received as a Christmas present). But, trivial amounts can add up over time. This design was inspired by http://www.thingiverse.com/thing:11322, and while I sure that thing works fine, it seem