Maybe so, but perhaps he was attempting to save writing it all again. it
sounds a bit like those devices you get on boat rigging where you can
tighten the wire up du to the threads being opposite handed in either end
of a sleeve, then simply use a lock nut to secure them.
Brian

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This newsgroup posting comes to you directly from...
The Sofa of Brian Gaff...

Blind user, so no pictures please!
"alan_m" wrote in message
...
On 18/03/2018 12:14, John Waterhouse wrote:
replying to Andrew Mawson, John Waterhouse wrote:

Check the date of the post (2011)

Google Dowel Screws


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