Joined
·
1,799 Posts
This is a true bottoming tap, but its not what your looking for and a little expensive.
McMaster # 2659A56
I would try a modified bottoming tap, they are a little cheaper. Mcmaster has them too but not in NPT
McMaster # 2659A56
I would try a modified bottoming tap, they are a little cheaper. Mcmaster has them too but not in NPT