Try the old timer's trick.  A brace and Bit.  You can apply a great deal of
force to prevent the bit from jumping out and at the same time a lot of
rotational force.

On Thu, Jan 14, 2021 at 9:11 AM Robert Abbott via CnC-List <
cnc-list@cnc-list.com> wrote:

> Adam
>
> SS screws in aluminum are probably now fused together....no amount of
> penetrating oil will loosen them.   Drilling them out and tap new treads
> after is one option.  An impact driver is another option....you might get
> lucky with the impact driver and not have to tap new treads but I wouldn't
> count on that ...the impact driver may also break the screws as they are
> fused to the aluminum.
>
> I took a stanchion and stanchion base off last year using an impact driver
> but a few of the screws broke off, had to be drilled out and new treads.
> Luckily for me a fellow club member who is also a machinist (retired) did
> the latter part.
>
> Rob Abbott
> AZURA
> C&C 32 - #277
> Halifax, N.S.
>
> On 2021-01-14 7:29 a.m., Adam Hayden via CnC-List wrote:
>
>
> Hello
>
> I am in the process of ordering new spreaders and the supplier asked to
> send the old bases so the holes can be properly aligned.
>
> The spreader bases are attached by screws.  I have soaked with penetrating
> oil this evening and will soak over night.  I will bring a torch over
> tomorrow.   Any other suggestions would be appreciated.  I would prefer not
> to have to drill them out.
>
> See the attached link
>
> https://photos.app.goo.gl/RuDjmDNgWMELrcoR6
>
> Thanks
> Adam
> C&C 36
> Pictou NS
>
>
>
> Thanks to all of the subscribers that contributed to the list to help with 
> the costs involved.  If you want to show your support to the list - use 
> PayPal to send contribution --   https://www.paypal.me/stumurray  Thanks - Stu
>
>
> Thanks to all of the subscribers that contributed to the list to help with
> the costs involved.  If you want to show your support to the list - use
> PayPal to send contribution --   https://www.paypal.me/stumurray  Thanks
> - Stu



-- 
Don Newman
C&C 44
Thanks to all of the subscribers that contributed to the list to help with the 
costs involved.  If you want to show your support to the list - use PayPal to 
send contribution --   https://www.paypal.me/stumurray  Thanks - Stu

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