General Studies · Manufacturing Processes
Out of the following cutting tools, the hardest one which is next to diamond is _______.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Cubic Boron Nitride✓
- 2High Speed Steel
- 3Ceramics
- 4Cemented Carbide
Correct answer
Cubic Boron Nitride
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