desperado writes:

I have never seen taps, dies or even rethreading taps and dies to cut
garden hose thread, which I believe is 3/4 11 1/2 size.

Anybody have any sources?

No. They don't exist. These threads cannot be cut with taps or dies.

See:

http://groups.google.com/group/rec.c...b1f31fd158cf14

Google ".75-11.5NH tap die" = 1 hit = Link farm pirating me saying they
don't exist.