General Studies · Drilling Process
What is the most effective solution to avoid drilling defects like 'overheating of the drill'?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Keep the clearance angle very low
- 2Use a blunt drill bit
- 3Increase the cutting speed significantly
- 4Use a suitable coolant during operation✓
Correct answer
Use a suitable coolant during operation
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