Multiple Choice Question (MCQ)

Question: What is the recommended cutting speed for aluminium using H.S.S tool?
A. 70 m/min - 100 m/min
B. 50 m/min - 80 m/min
C. 35 m/min - 50 m/min
D. 25 m/min - 40 m/min
Correct Answer: 70 m/min - 100 m/min