Locate a spot on the front panel of the Bridgeport mill where the digital readout will be mounted.
Hold the digital readout's mounting bracket in place and mark the mounting holes with a pencil.
Drill two mounting holes with a power drill.
Hold the digital readout in place and insert the mounting screws through the drilled holes. Tighten them with a Phillips-head screwdriver.
Plug the X, Y and Z data cables into the corresponding jacks on the digital readout. Plug the other end of the cables into the corresponding data ports on the Bridgeport Mill.