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Originally Posted by Delphinus
I need to tap a 3/4" hole to accept 1/2" NPT. Anyone have a tap that large? (I need to tap one hole...)
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so what you realy want is a 1/2 NPT tap. I have one but a little far for you to travel to get it
thats going to be a slopy fit if you drilled a 3/4 hole as a 1/2" NPT calls for a 45/64th drill hole so you might have to silicone the threads befor you put the pipe in to prevent leaks.
Steve
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