Suggested tap drill size:
10 - 40 NS #19 drill for 74% thread
These are National Special Taps (NS) and can be difficult to find.
We purchase in quantity so are able to offer them at a reasonable price.
Suggested tap drill size:
10 - 40 NS #19 drill for 74% thread
These are National Special Taps (NS) and can be difficult to find.
We purchase in quantity so are able to offer them at a reasonable price.