"Bob Eager" wrote in message
...
On Wed, 24 Mar 2004 19:19:54 UTC, "Charles Middleton"
wrote:



It's sort of 'backwards'. As you tighten the nut, it pulls the threaded
part forwards. The inner end of the threaded part is tapered (largest
part furthest in), so as it's tightened that comes forward and expands
the outer shell of the bolt...if you see what I mean.


Thanks all sounds just what I'm looking for.

CM.