--- In GrizHFMinimill@yahoogroups.com, Dale E <dalee1002000@...> wrote:
>
> Hi,
>
> In 25 years of working as a machinist, I've never seen such a critter.
> Doesn't mean they don't exist somewhere though. R8 is a tooling holder for
> end mills and other tools used in milling machines.
>
> I suppose you could make one from scratch. Maybe a cheap import could be
> modified.
> Dale
>
> On Wed, Sep 14, 2011 at 7:45 PM, olduhfguy <phbrush@...> wrote:
>
> > **
> >
> >
> > One of the things I would like to do with my new HF mill is to use it to
> > notch tubing and angle stock to accept round tubing for mig welding. I
> > remove the pilot from my hole saw, and use the mill to make the cut.
> > Unfortunately my 'good' holesaw mandrel has a hex shank, which of course I
> > can chuck up in the 1/2 chuck, but this creates a very long tool with
> > potential for wobble and other problems. If I could find an R8 hex collet,
> > life would be good. I have seen 5C hex collets but no R8. I'm thinking maybe
> > I should find an R8 blank and cut a thread that the holesaws would thread on
> > to, but there must be a better way, right ?
> >
> >
> >
>
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