Engine General (Supplementary) USCG Question #1188 (Set 22)

Which single illustrated lathe tool could be used to turn down the stock in figure II? GS-0009

USCG Exam Illustration GS-0009
USCG Examination Diagram: Illustration GS-0009
Official USCG Answer & Rule Citation

Correct Answer: Option D — B

Tool B is a standard turning tool designed for general material removal along the length of the workpiece. Its geometry provides the necessary strength and clearance to reduce the diameter of the stock efficiently while maintaining stability during the turning process between the lathe centers or chuck.

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