Re: collets

--- In CAD_CAM_EDM_DRO@y..., Sven Peter <peteryco@r...> wrote:
Sven,

I'm very pessimistic when people tell me they have success making
collets with the typical lathe/mill setups in home shops. Sorry
guys, but I lump you into the same group as those who tell me they
can sharpen drills by hand as well as can be done on drill sharpening
machines.

Doug


> Hi Ian,
> I have seen a lot of machines and a few big ones but nothing
compared
> with this. My tries always ran out of center without cylindrical
> grinder. And even sometimes with it.
> Have fun making collets.
> Sven Peter
>
> Iain Ward wrote:
> >
> > I do not have to worry about drill wander over the 29" length of
> > the collet.
> > Damnedest thing I've seen, 20" draw bar on a 29" long collet. The
> > spindle bore is trumpet shaped and has 16" of contact surface for
> > compressing the collet.
> >
> > Sorry for the ramble, but hopefully it helps.
> >
> > Iain
> >