"Ol' Duffer" wrote in message
...
: In article , says...
: Have you tried a good scrubbing with something like CLR and a stiff
brush?
: Is there some reason that you can't replace this hose bibb? (It's
usually
: a fairly minor chore -- see Sept 2003 This Old House magazine.)
:
: Sure I could replace it, but cutting around siding, draining plumbing,
: soldering, and caulking is a lot of wasted time and material for an
: otherwise working part that just needs cleaned up. Brush or chemicals
: risk damaging the base metal, whereas a threading die (unless cross-
: threaded) would remove only the crud between the threads. Yes there
: are other approaches, but a die seemed like the best first choice.

Hmmm...
it isn't threaded on?

By the time you got all of this posted, you could have tried the vinegar
trick.