On Thursday 27 February 2020 10:34:58 James Isaac wrote:

> Have you considered using a pin vise?
> I have successfully drilled M3 threads.
> I put the tap drill into a Pin vise and then into a regular milling
> machine. My 3mm tap drill does not come out of this pin vise.
> Since I have multiple pin vises, this does not bother me.
>
> I read a description of how some German machinists worked to create
> 1/10, 000 mm parts. The important thing was the cotton gloves to avoid
> putting fingerprint oil on their parts, and wiping things down with
> alcohol to clean them.
>
I have drilled and tapped several dozen 0-80 holes to make pcb holddowns 
in melamine pallets for mech etching of pc boards, using pin vises in 
std chucks. But they have loseable parts...  And won't fit in the 6040's 
ER11. Darnit..
>
> James Isaac.
>
> ________________________________
> From: Gene Heskett <[email protected]>
> Sent: February 27, 2020 9:18 AM
> To: [email protected] <[email protected]>
> Subject: Re: [Emc-users] where can I find
>
> On Thursday 27 February 2020 04:58:30 Roland Jollivet wrote:
> > Hi Gene
> >
> > Why don't you;
> > - take a 6mm or 1/4in or similar bright rod. Maybe 20mm long;
> > - mount in the lathe and use the 1mm drill to make a hole
> > - go to the milling mahine
> > - place a 6mm centre drill bit in a 6mm collet
> > - start a drill hole in some scrap
> > - remove the 6mm drill and insert the drilled rod
> > - place loctite on the rear of the drill shank and place in the rod
> > hole - drop the Z until the 1mm drill bit centres in the 6mm start
> > hole that you made, which should set it quite straight
> > - do similar with other small drill bits
> >
> > Regards
> > Roland
>
> That would work quite well except for making a new drill index to
> store them in. OTOH, I do have some cherry or mahogany scrap I could
> make an open top box out of. humm...  Might just work. Different
> approach, I like.
>
> Thanks Roland.
>
> Cheers, Gene Heskett
> --
> "There are four boxes to be used in defense of liberty:
>  soap, ballot, jury, and ammo. Please use in that order."
> -Ed Howdershelt (Author)
> If we desire respect for the law, we must first make the law
> respectable. - Louis D. Brandeis
> Genes Web page <http://geneslinuxbox.net:6309/gene>
>
>
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Cheers, Gene Heskett
-- 
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
If we desire respect for the law, we must first make the law respectable.
 - Louis D. Brandeis
Genes Web page <http://geneslinuxbox.net:6309/gene>


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