General Studies · Machine Tools
Which material is most commonly used for manufacturing standard industrial twist drill bits due to its hot-hardness property?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Low alloy steel
- 2High Speed Steel (H.S.S.)✓
- 3Sintered carbide steel
- 4Mild steel
Correct answer
High Speed Steel (H.S.S.)
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