Twist drill material selection Twist drills are commonly manufactured from which materials? Choose the most accurate option.
Mechanical Engineering
Production Engineering
Difficulty: Easy
Choose an option
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AHigh speed steel
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BCarbon steel
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CStainless steel
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DEither (a) or (b)
Answer
Correct Answer: Either (a) or (b)
Explanation
FactsTwist drills are widely produced from high speed steel (HSS) for performance and from high-carbon tool steels for economy/low-duty uses. Stainless steel is generally not used as a drill material.
Final AnswerEither (a) or (b)