Lapping is an operation of

1.	Lapping is an operation of
A.	Making a cone-shaped enlargement of the end of a hole
B.	Smoothing and squaring the surface around a hole
C.	Sizing and finishing a small diameter hole
D.	Producing a hole by removing metal along the circumference of a hollow cutting tool
Answer» D. Producing a hole by removing metal along the circumference of a hollow cutting tool

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Lapping is an operation of

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