[PSUBS-MAILIST] machining

[Stephen Fordyce via Personal_Submersibles]

Try doing a Google search for "combination drill spot facing tool" or
something like that - a couple of likely looking things came up.

Cheers,
Steve
On 21 Mar 2016 8:36 am, "hank pronk via Personal_Submersibles" <
personal_submersibles at psubs.org> wrote:

> I  want to drill and tap a 1\2 inch fine thread hole in my sphere.  The
> penetrator has the o-ring grove  in it, so the sphere needs a flat spot for
> the o-ring to sit on and the flat spot needs to be square to the bore.
> Hank
>
>
> On Sunday, March 20, 2016 3:10 PM, Hugh Fulton via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
>
> Hank, There is a unimill but you are light on details.  What size hole and
> what size o’ring groove and what diameter etc
>
> Hugh
>
>
> *From:* Personal_Submersibles [mailto:
> personal_submersibles-bounces at psubs.org] *On Behalf Of *Emile van Essen
> via Personal_Submersibles
> *Sent:* Monday, 21 March 2016 9:57 a.m.
> *To:* 'Personal Submersibles General Discussion'
> *Subject:* Re: [PSUBS-MAILIST] machining
>
> Hi Hank,
>
> The tool does not exist. A profiled drill could do the job. Maybe you can
> use a drill that is meant for allen screw pot holes.
>
> Emile
>
> ------------------------------
> *Van:* Personal_Submersibles [
> mailto:personal_submersibles-bounces at psubs.org
> <personal_submersibles-bounces at psubs.org>] *Namens *hank pronk via
> Personal_Submersibles
> *Verzonden:* zondag 20 maart 2016 20:00
> *Aan:* Personal Submersibles General Discussion
> *Onderwerp:* [PSUBS-MAILIST] machining
>
> Hi All,
> I need machining info, I am looking for a tool (drill?)  that can drill a
> hole and make a o- ring seat at the same time.  Is there such a tool or do
> I make one?
> Hank
>
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