Which of the following is not true for thread cutting? – McqOptions

MCQOPTIONS

1.	Which of the following is not true for thread cutting?
A.	tool post is driven by lead screw axially against the work piece
B.	the lead screw has a trapezoidal thread
C.	the relative type of speeds of rotation of the work and the lead screw can result in the cutting of a screw of the desired pitch
D.	none of the mentioned
Answer» E.

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