PCB drilling using CNC

as this would be my first technical post...
there are some reasons why i don't route my pcb's...
here's a video of my cnc. Enjoy! it's my bedroom shop bot btw.

specs:

• Stepper motor drive for xy
  
• Hobby servo in z
  
• 8 by 15 bed
• 10k rpm spindle.
• pic 18F84a mcu.