Is there anything that can be done to rectify the 'run-out' problem??
Considering I have a brand spanking new dremel, I'm assuming it might be
experiencing some of this... I haven't checked it yet though.

And for the record, I tried drilling at the full 35k rpm, made no difference.
The pads just lifted quicker :-)

Quoting Dwayne Reid <dwayner@PLANET.EON.NET>:

> At 09:38 PM 4/26/03 -0500, Picdude wrote:
>
> >BTW, I use HF (Harbor Freight) carbide drill bits (20-pc assortment = $5),
> >and
> >a HF drill press. I tried the Dremel drill-press first and found it too
> >wobbly for any real work.
>
> The really old-style Dremel drill press works very well - this is the one
> where the table moves up and down as opposed to the drill motor moving up
> and down.  There is almost zero side-to-side movement and the 'feel' is
> excellent - you can tell exactly how well (or not) the drill bit is
> cutting.  Before we got an automated drill setup working, that is how we
> used to drill all our prototype boards.  We would usually get about 10,000
> holes before a carbide bit would fatigue and break off in a hole.  (fatigue
> was due to the tiny run-out in that sleeve bushed drill motor from Metal
> Removal Corp - just barely measurable but there.)
>
> >   My HF drill press is VERY quiet, and they had it
> >on sale for half-price.... $40.  Quieter than a Dremel, lower-cost than the
> >Dremel-w/drill-press-attachment and much sturdier.
>
> Just for the heck of it - why not jury-rig a holder such that you can clamp
> the Dremel tool to the quill of the HF drill press and use that to drill
> some holes.  You might be surprised . . .
>
> Again, though, do check the Dremel for run-out first.  Many of the modern
> ball-bearing Dremel tools have incredibly bad run-out.
>
> dwayne
>
> --
> Dwayne Reid   <dwayner@planet.eon.net>
> Trinity Electronics Systems Ltd    Edmonton, AB, CANADA
> (780) 489-3199 voice          (780) 487-6397 fax
>
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