On Wednesday 07 March 2018 11:38:41 andy pugh wrote:
> On 7 March 2018 at 14:55, Gene Heskett wrote:
> > Price is scary, and still leaves the collet free to slip. I think
> > I'd rather sacrifice an R8 by grinding a key slot into it for a cap
> > screw in the side of a brass tap holder,
>
> Or ju
On 7 March 2018 at 14:55, Gene Heskett wrote:
> Price is scary, and still leaves the collet free to slip. I think I'd
> rather sacrifice an R8 by grinding a key slot into it for a cap screw in
> the side of a brass tap holder,
Or just make a complete R8.
Here is a 3D model (viewable online) of
On Wednesday 07 March 2018 06:42:26 andy pugh wrote:
> On 7 March 2018 at 04:05, Gene Heskett wrote:
> > So the only way is to buy R8's with square bores,
>
> I don't think that is the only way at all.
>
> You could make solid ER32 "collets" with grub screws in the end.
> (getting the extractor f
On 7 March 2018 at 04:05, Gene Heskett wrote:
> So the only way is to buy R8's with square bores,
I don't think that is the only way at all.
You could make solid ER32 "collets" with grub screws in the end.
(getting the extractor flange right would be a challenge).
Bored true they would hold the
On Wednesday 07 March 2018 02:38:37 Marcus Bowman wrote:
> On 7 Mar 2018, at 06:28, Erik Christiansen wrote:
> > On 07.03.18 00:58, Gene Heskett wrote:
> >> And the grub screws stayed tight?
>
> I made a whole tapping system for my pillar tool, for small taps,
> using the 4-grubscrew technique, an
On 7 Mar 2018, at 06:28, Erik Christiansen wrote:
> On 07.03.18 00:58, Gene Heskett wrote:
>> And the grub screws stayed tight?
>
I made a whole tapping system for my pillar tool, for small taps, using the
4-grubscrew technique, and I have used it successfully for years. I only use it
for thr
On 07.03.18 00:58, Gene Heskett wrote:
> And the grub screws stayed tight?
Yup, but that was only hand tapping. A bit of Loctite would be good
insurance when rigid tapping.
> The die holder I'd have to make as all mine are handled for 2 handed
> use.
The die holder was only needed because I made
On Wednesday 07 March 2018 00:29:43 Erik Christiansen wrote:
> On 06.03.18 23:05, Gene Heskett wrote:
> > It appears that its well nigh impossible to get a firm enough grip
> > on a tap shank, and on the smooth, unkeyed TTS ER-32 holder, to
> > reliably lock a tap for rigid tapping. I've consider
On Wednesday 07 March 2018 00:00:13 jeremy youngs wrote:
> Snip
> You might try an er 20 all I have ever used to rigid tap. They were
> also in cat 40 and 50 taper holders , tightened with wrench on bench
> so that maybe a thing. I have tapped up to 1/1/2 inch with er 20 sets.
I think that calls
On Tuesday 06 March 2018 23:31:20 Jon Elson wrote:
> On 03/06/2018 10:05 PM, Gene Heskett wrote:
> > Greetings all;
> >
> > It appears that its well nigh impossible to get a firm enough grip
> > on a tap shank, and on the smooth, unkeyed TTS ER-32 holder, to
> > reliably lock a tap for rigid tappi
On 06.03.18 23:05, Gene Heskett wrote:
> It appears that its well nigh impossible to get a firm enough grip on a
> tap shank, and on the smooth, unkeyed TTS ER-32 holder, to reliably lock
> a tap for rigid tapping. I've considered buying ER-32's with square
> sockets, but for >8mm taps, the TTS
Snip
You might try an er 20 all I have ever used to rigid tap. They were also in
cat 40 and 50 taper holders , tightened with wrench on bench so that maybe
a thing. I have tapped up to 1/1/2 inch with er 20 sets.
--
Check o
On 03/06/2018 10:05 PM, Gene Heskett wrote:
Greetings all;
It appears that its well nigh impossible to get a firm enough grip on a
tap shank, and on the smooth, unkeyed TTS ER-32 holder, to reliably lock
a tap for rigid tapping. I've considered buying ER-32's with square
sockets, but for >8mm t
Greetings all;
It appears that its well nigh impossible to get a firm enough grip on a
tap shank, and on the smooth, unkeyed TTS ER-32 holder, to reliably lock
a tap for rigid tapping. I've considered buying ER-32's with square
sockets, but for >8mm taps, the TTS adapter/holder will spin in th
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