PCB Drill

I am working on a drill press to drill my PCBs. For the standard I found and restored an old drill press. The drilling machine will be the one I already have in use. The speed will be controlled by an diy PWM speed controller. Circuit: http://www.circuitsonline.net/circuits/view/17

 

Pictures PWM controller:
Printboormachine PWM regeling
Printboormachine PWM regeling
Printboormachine PWM regeling
Printboormachine PWM regeling

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