[PSUBS-MAILIST] hole saw

[James Frankland via Personal_Submersibles]

ok!  I probably did it wrong.  I was cutting through plaster\metal
floor tiles at work with just a cordless drill.

Be interested to see if it works.

On 16 July 2018 at 10:54, via Personal_Submersibles
<personal_submersibles at psubs.org> wrote:
> Boah..  the right speed and cutting oil I cutted holes in 15 mm P460 .
>
> Emile
>
> -----Oorspronkelijk bericht-----
> Van: Personal_Submersibles <personal_submersibles-bounces at psubs.org> Namens
> James Frankland via Personal_Submersibles
> Verzonden: maandag 16 juli 2018 11:51
> Aan: Personal Submersibles General Discussion
> <personal_submersibles at psubs.org>
> Onderwerp: Re: [PSUBS-MAILIST] hole saw
>
> Hi Hank,
>
> A couple of weeks ago i cut a 50mm hole through 1.5mm galvanised steel with
> bi metal hole saw.  It did it, but only just and ruined the saw.
> I don't think it will work on 1/4".
>
> What about using a jig saw with HSS blade?  Slow but would probably work,
> and the blades are cheap!
>
> James
>
> On 15 July 2018 at 22:44, hank pronk via Personal_Submersibles
> <personal_submersibles at psubs.org> wrote:
>> Hi All,
>> I need to cut a 8 inch hole through 1\4 inch of 516-70  I am tempted
>> to just try a bi-metal hole saw.  I can't use heat at all so it has to
>> be machined or something like it.  Has anyone tried this?  I can buy
>> the 8 inch hole saw for around 100 dollars.
>> Hank
>>
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