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Twist drill material selection Twist drills are commonly manufactured from which materials? Choose the most accurate option.

Q: Twist drill material selection Twist drills are commonly manufactured from which materials? Choose the most accurate option.

Facts Twist 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 Answer Either (a) or (b)

Difficulty: Easy

High speed steel
Carbon steel
Stainless steel
Either (a) or (b)

Correct Answer: Either (a) or (b)

Explanation:

Facts
Twist 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 Answer
Either (a) or (b)

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