128) In which of the following machine, the work usually rotated while the drill is fed into work?
Answer is:
Deep hole drilling machine
Related Production Engineering MCQ with Answers
Answer is:
cutting helical grooves on the external cylindrical surface
Answer is:
producing a hole by removing metal along the circumference of a hollow cutting tool
Explanation:
Trepanning is an operation of producing a hole by removing metal along the circumference of a hollow cutting tool.
