Skyrmir

http://www.pactecenclosures.com/ and similar places are what I usually use.  Generally I use a metal ruler and a sharp knife/band saw/drill/soldering gun to make openings.

As an aside, if you're going to be porting this code to a linux system using Mono at any point in the future, the datarecieved event doesn't work in Mono.  So converting to a polling method is probably a good idea.

Thanks for the reply, I eventually gave up on the seed module and bought one of these off amazon.  Seems to work like a champ so far and I've been able to connect using a bluetooth dongle from plugable for my pc and raspberry.  Only thing slowing me down at this point is the ongoing battle to make linux do anything for me on the raspberry, but that's a whole different problem.