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View Full Version : Drill size for 1/2" NPT?


iTurbo
07-29-2006, 04:35 PM
Can anybody tell me what size drill bit I will need for a 1/2" NPT hole?
iTurbo
07-29-2006, 04:45 PM
Nevermind, I googled it (DUH!)

http://icrank.com/cgi-bin/pageman/pageout.cgi?path=/chart_npt.htm&t=2

Looks like it requires a 45/64" drill bit.