Marton Czebe wrote:
What do you people use as a reference straight edge? (preferably
something that stays straight for a while...iron, aluminium?)


Do a google search on "cutting guides". A cursory look shows most of them seem
to run about $50 or so. I've been using an aluminum extruded guide for about 25
years that I paid considerably less for. I just clamp it to the panel and run
the circular saw (or router) against it.



--
Mortimer Schnerd, RN


http://www.mortimerschnerd.com