Before boring a blind tapered hole, a good shop practice to follow is to __________.
Official USCG Answer & Rule Citation
Correct Answer: Option D — drill to the small diameter of the taper
In USCG Marine Engineering General Subjects, for engine room systems involving 'Before boring a blind tapered hole, a good shop practice to follow is to', the standard operating requirement is: 'drill to the small diameter of the taper'.
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