The cutting speed for drilling aluminium, brass and bronze with high speed steel drills varies from Options: A . &nbsp10 to 20 m/min B . &nbsp18 to 30 m/min C . &nbsp24 to 45 m/min D . &nbsp60 to 90 m/min

The cutting speed for drilling aluminium, brass and bronze with high speed steel

Question

The cutting speed for drilling aluminium, brass and bronze with high speed steel drills varies from

Options:

A . 10 to 20 m/min

B . 18 to 30 m/min

C . 24 to 45 m/min

D . 60 to 90 m/min

Answer: Option D

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