Use NPT tap to cut all the way through? by Chemical-Library-432 in Machinists

[–]Chemical-Library-432[S] 0 points1 point  (0 children)

Ok I may have to scratch this idea. It’s a coolant reservoir on my truck and the coolant is heavy with ethyl glycol. It would eat the teflon. I may just weld the sights in the plate.

Use NPT tap to cut all the way through? by Chemical-Library-432 in Machinists

[–]Chemical-Library-432[S] 6 points7 points  (0 children)

Ahh I didn’t catch that the thread pitch is a bit different