nuts

I took my '06 Daytona into the shop last week for service...including rotating the tires. He got three of the tires off without issue. He got to the front right, and NONE of the lug nuts would loosen up. He asked me if I had anyone work on the tires and I answered, "only you guys". This shop...

Anybody have any info as to where to find black lug nuts correct for our cars ? Also interested in black locking lug nut set ... Thanks in advance :)