What Size Drill Bit for a 1-1/4” NPT Tap?
The 1-¼” NPT tap is a pipe tap mainly used for re-threading damaged or jammed pipe threads. 1-¼” NPT taps are generally made of steel and are usable for both ferrous and non-ferrous materials. To know what size drill bit for a 1-¼” NPT tap is, read further. What Size Drill Bit for a 1-1/4” … Read more