On Thu, 21 Jan 2010 08:24:54 -0500, the infamous "StephenM"
scrawled the following:

OK, I'll bite. What's the thumbscrew for, the one nearest the fence?
Add-on tenon adaptor?

Nice, simple, and lightweight. I like it.

--
The greatest fine art of the future will be the making
of a comfortable living from a small piece of land.
--Abraham Lincoln