RE: [CAD_CAM_EDM_DRO] Re: spindle motors

I made up an adapter that clamps a Foredom collet type hand chuck to my
Shoptask spindle. It is driven by a 1/4 hp 18,000 rpm motor and a flex
shaft. Dows a great job drilling PCBs and engraving.

Tim
[Denver, CO]

> Instead of using a big high speed motor for drilling PCB's,
> why not put an
> adapter on the spindle mount that will hold one of these tiny
> (about 1/2
> inch dia.) air powered units that run 100,000 RPM and up
> (depends on brand)?
>
> Some are available with collet chucks as well as drill chucks.
>
> Smoke