--- In
Homebrew_PCBs@yahoogroups.com, "alan00463" <alan00463@y...> wrote:
>
> --- In Homebrew_PCBs@yahoogroups.com, Adam Seychell <a_seychell@y...>
> wrote:
> >
> > Richard wrote:
> >
> >
> > > Buy one decent spindle, and be done with the problem
> > > forever. But the market is probably too small for anyone
> > > to make such a thing; especially if nobody is willing to
> > > spend more than $39.
> >
> > There seems to be the conventional electric die grinders at < US$150,
> > and the > $2000 specialized CNC PCB drilling spinals, like those
> made by
> > Westwind. There is nothing in between. As you say the PCB hobbyist
> > market is too small and I guess no one needs a 30000+ RPM electric
> die grinder.
>
> Well, I had never heard the term "die grinder" before reading this
> thread. A quick google search reveals that inexpensive electric
> die grinders run from 19000 to 27000rpm. I just bought a Proxxon
. . .
I forgot to mention one of the most important things!
The Proxxon rotary tool draws 0.9A. These die grinders draw three to
seven times as much current. So they have three to seven times as
much power as the Proxxon.