On Fri, 04 Sep 2009 15:04:39 -0400, Keith Nuttle wrote:

I have a piece of plywood that fits the top of the saw that is always on
the saw when ever it is not in use. This seems to prevent rus

I'd be leery of that. Depending on local humidity, moisture could get
trapped under the plywood and make the situation worse instead of better.

--
Intelligence is an experiment that failed - G. B. Shaw