It's still in the casing, as I didn't want to remove the whole faucet. I tried lots of WD-40 and trying to tighten a little and then loosen. Someone told me to use a hair-dryer on it to heat it up a little. The thing just won't budge. I think I may have ruined the "nut." I'm obviously an amateur, but I don't want to be a failure.
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