Drawn in CamBam, and cut on a CNC converted Taig micromill with Mach3.
I didn’t have any engraving tools, so abused a cheap 45degree spot drill instead.
No screws holding the case together, there is a step machined in the mating surfaces, which is an interference fit. A smear of RTV adhesive is added to make sure it stays put.
Check out more pictures of the case below.
The Bus Pirate is a hacking multi-tool that can talk to many common electronic chips.
Via the forum.