So you added a milling machine to your asphalt crew. Now what? There's so much you can do with these machines on their own, but with advanced technology like 3D grade control, and other automated ...

you probably have run across [UsagiElectric] aka [David]’s various PCBs that he makes on his own Bridgeport EZ-Track 3-axis milling machine — massively oversized for the job, as he puts it.