General Studies · Machining Operations
How do you recognize a twist drill designed for drilling soft metal?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1By its point angle which is 90°
- 2By its chisel edge angle
- 3By its small helix angle
- 4By its large helix angle✓
Correct answer
By its large helix angle
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