The phrase 'master mechanic' is correct and usable in written English.
You could use this phrase, for example, in a sentence such as: "My friend is an amazing master mechanic and can fix any car problem that comes his way."
Phil DeVivo, the club's master mechanic, was behind the wheel.
Like Hitchcock, Verdi was a gripping storyteller, a master mechanic of the wheels of fate.
In 1851 he was in Bergen, New Jersey, again as master mechanic in a bedstead factory.
Distinguished veteran of World War II, master mechanic, devoted family man.
He's the driver, one of those laconic action samurai who are chauffeur, shrink, bodyguard and some kind of master mechanic.
He was gradually drawn into the world of crane operators, moving from helper to master mechanic to obtaining his crane license about 12 years ago.
Surprisingly, like many of the master mechanics, his hourly rate is close to the $85 an hour that is routinely charged by new-car dealerships.
"They've become what we know in the industry as glorified timekeepers," said one veteran crane operator, who declined to be identified so as not to anger members of his union, especially the master mechanics and oilers.
One of his neighbors operates an informal master mechanics business where he says taxicabs will pull up and stop in the middle of the street at all times of the day for a quick fix.
The fire broke out around 11 30 a.m. in a trailer used by master mechanics that is stored north of the Pavilion of the National September 11 Memorial Museum and just west of the site of 3 World Trade Center, according to the Fire Department and the Port Authority of New York and New Jersey.
But the executives are not denying that the threat of a new licensing requirement could help them achieve another goal: eliminating a small but expensive class of workers in the union -- master mechanics and oilers -- whose jobs, they say, were long ago rendered obsolete by technological advances.
