On 4/13/2011 1:41 PM, Bob wrote:
....

Any idea what kind of wrench might be called for ?

The right kind... ( sorry, couldn't resist)

Any suggestions would be most appreciated.
....

I don't have a link at hand but I've seen sites that have various of
these available online.

If indeed a Torx would fit the outer, I'd possibly try to modify one to
work. Some of the cheapies at the $1 tool bin are likely candidates to
be soft enough can drill and not out anything if screw it up.

Pictures are, of course, always useful in such sitchyashuns for
eyeballing and engendering ideas...

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