My project requires hooking up a lot of 120 V wiring
> (hot and neutral) so I figure to use this stuff on wood,
>
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I'm sure most guys know about the stuff,
> (Of course I'll use the uninsulated stuff ;-),
> with woodscrews and washers through the holes to
> secure the wiring.
>
> I seem to recall that type of product in 1/4"-1/8" width
> which I could use to form prototype multilayered PCB's
> in a quick simple wood plank.
> Is anyone familiar with that smaller stuff?
Don't do it.
And don't let 120V be exposed, period.
Rethink your project to use at most a 6V lantern battery. You can get them with screw posts.
And don't use that galvanized crap with it, either.
Hope This Helps! Rich