Reaming is the operation of:
Enlarging the end of a hole
cylindrically
Cone shaped enlargement of the end of a hole
Smoothing and squaring the surface
around a hole
Sizing and finishing a hole
Sizing and finishing a hole
●Reaming is a process used to enlarge
the existing round hole to the required accurate size and smooth finish the
surface of the hole by using an end cutting tool.
●The tool used for reamingoperation is
called reamer.
Hence, the correct option is (D).
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