rite of passage

[(Ian A. Vine (phone UK 0171 419 3450))]

>Isn't there some sort of "Notching" tool that can punch holes and
>rectanges (in selected sizes) in thin sheet metal or plasic?  Has anyone
>used something like this before?  I only remember reading about it in some
>catalog, does anyone use this type of tool who would like to comment on
>it?

They usually just called sheet metal punches. I've only seen circular ones
and they work pretty well. You do have to drill a pilot hole and the ones
I've seen can only handle aluminium up to 2mm thick.

Ian