MSSC MANUFACTURING PROCESSES AND
PRODUCTION EXAM STUDY QUESTIONS AND
ANSWERS.
The drill selected to prepare a hole for a reaming operation should be
smaller than the diameter of the reamer by ______ inch if the finished
reamed hole is larger than 1/2-inch diameter. How about a hole that is
smaller than 1/2-inch in diameter?
Correct Answer -1/32", 1/64"
Reamers are used to drill holes ______.
Correct Answer -That have precise diameters, that are smooth on the
inside, only after the hole has been prepared by a regular twist drill
The ______ is used to control how deep a countersink enters the work
piece.
Correct Answer -depth gauge
Describe countersinking.
Correct Answer -It creates a cone shaped opening in a hole, it allows a flat
head screw to sit completely below the surface of a part, it also creates a
chamfer on a part
The _____ of the counterbore is used to guide the counterbore so that the
counterbore is perfectly aligned with the clearance hole.
Correct Answer -pilot
A counterbore ______.
Correct Answer -enlarges a hole for a portion of its depth