"Bob Mannix" wrote in message
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"geraldthehamster" wrote in message
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I need to drill accurately some holes for taps in a 40mm thick beech
worktop.

8

Method B:

Do it by eye, hole slightly oversize and tighten taps down.

Doesn't it need to be oversized anyway?
If the tap is a tight fit the wood will split.
I wonder how much clearance the instructions say?