Physics · Machining Operations

Centre drilling is performed before drilling to:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1Drill a hole accurately at the centre in the face of the job
2Identify the location of the hole
3Carry out a pilot drilling operation
4Locate the hole centre exactly at the centre punch mark✓

Correct answer

Locate the hole centre exactly at the centre punch mark

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Centre drilling is performed before drilling to:

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