[Mgs] cool tool find

Barrie Robinson barrie at look.ca
Tue Dec 18 00:02:32 MST 2007


Max had a point that sometimes a bolt is not obtainable - and having 
a 1955 Aston under restoration I can go along with that. BUT  there 
is always a way.


At 03:03 PM 12/17/2007, Hans Duinhoven wrote:
>Agree with this strategy of better using a new one.
>
>What I learned of steel behaviour after cold de-forming and 
>reforming again at thechnical colege, that this is cold manipulation 
>of the material. This will cause the threads become brittle.
>IOW the material properties of the screw are absolutely not the same 
>anymore as the original bold or screw carried.
>This means such a bold or screw cannot predictibly be loaded / 
>stressed as the original construction has been designed for.
>I would not risk any important construction depending of such a 
>repaired bold or screw, unless it is the only remedy.
>
>Example of such can be taken by bending forth and back of an opened 
>tin can lid.
>After bending it several times, the lid will crack off.
>
>Again I would say: Safety First before Safety Fast!
>
>Cheers,
>
>Hans
>
>
>----- Original Message ----- From: "Barrie Robinson" <barrie at look.ca>
>To: <shop at justbrits.com>; <healeys at autox.team.net>; 
><mgs at autox.team.net>; <mg-t at autox.team.net>
>Sent: Monday, December 17, 2007 7:30 PM
>Subject: Re: [Mgs] cool tool find
>
>
>>While I have asked Jim Haley to go on the British Car Cottage
>>Industries web site as the tool is unusual and unique I wonder if it
>>would not be easier to use a new bolt?  I am replacing nearly all my
>>nuts and bolts with stainless anyway (strength permitting}
>>
>>At 08:50 PM 12/16/2007, shop at justbrits.com wrote:
>>>Thought I would share with you gents.  Found by a NON-mechainic 
>>>Spridgeteer!!
>>>
>>>http://www.chaseembacktools.com/
>>>
>>>I ordered<G>!!
>>>
>>>Ed
>>
>>Regards
>>Barrie
>>
>>Barrie Robinson
>>(705) 721-9060
>>http://www.britishv8.org/MG/BarrieRobinson.htm
>>http://www.britcot.com
>

Regards
Barrie

Barrie Robinson
(705) 721-9060
http://www.britishv8.org/MG/BarrieRobinson.htm
http://www.britcot.com 


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