What Size Drill Bit for a 2-1/2” NPT Tap?
The 2-½” NPT tap is a common tap mainly used for cleaning or re-threading damaged or jammed pipes. 2-½” NPT taps are generally made of carbon steel and are usually heavier than most taps. If you want to know the size drill bit for a 2-½” NPT tap, read further. What Size Drill Bit for … Read more