Guys, you might want to check this out http://www.straightdope.com/classics/a2_260.html
I don't beleive Philidelphia, reguardless of it's colonial status is considered a New England state.
A board member was nice enough to help me out with a couple of these nutserts when I did my snorkle. The holes don't have to be that exact. Instead of a washer find some flat stock that you can hold still, drill a hole in it and fold a piece of sandpaper and place it between the nutsert and the...