1. Drilling machine: used for drilling circuit boards.

2. Nailing machine: Fix or stack one or more double-sided boards with pipe position nails to facilitate positioning during drilling.

3. Grinding drill bit machine: The drill bit used for grinding and drilling.

4. Up and down rubber granulator; Fix the length of the rubber particles dropped from the drilling nozzle at 0.800 "± 0.005" for use by the drilling rig, or remove the rubber particles from the drilling nozzle.

5. Nail withdrawing machine; Use double-sided board drilling to retract pipe position nails.

6. Drilling machine: Used for drilling pipe position holes on the bottom plate.