Made this quickly after doing a couple tests, only to realize that MINIFACTURE (http://www.thingiverse.com/MINIFACTURE) had already done it. Duhhh. Oh well. Good boolean excersise and here's a Rhino file to go with it as well.
The enclosed image was my first print so I still have some milage to cover in terms of calibration, but I'm quite happy with how it turned out