Rhedtee's Random Musings
Why are they called 2 x 4’s when they measure 2 x 3.5?
i know!! I believe they are 1.5″ x 3.5″. I have to figure this in all the time when I do steel to wood connections. Its a pain in my ass!!
You’re right, my bad, they are 1.3 x 3.5. What the hell? What, was someone was too lazy to say “point five, or a half” and decided to shorten it.
Here ya go… http://en.wikipedia.org/wiki/Dimensional_lumber#Dimensional_lumber
Crap, Charles beat me to it…
It must be the same reason that NPT fittings (http://en.wikipedia.org/wiki/National_pipe_thread) bear no relation whatsoever to their given sizes…
They do it just to confuse us. I’m sure of it.