High speed steel drills can be operated at about _________ the speed of high carbon steel drills. Options: A . &nbspOne-half B . &nbspOne-fourth C . &nbspDouble D . &nbspFour times

High speed steel drills can be operated at about ________

Question - High speed steel drills can be operated at about _________ the speed of high carbon steel drills.

Options:

A . One-half

B . One-fourth

C . Double

D . Four times

Answer: Option C

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