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02-12-2004, 12:46 AM

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depfife

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RE: what size drill bit for 1/4 20 tap?

Hole tapping requires odd size bits. This numbered bits are sized by wire gauge. Here is a link that shows a Craftsman set. You can buy them individually if the whole set is not needed.
http://www.sears.com/sr/javasr/produ...id=00906819000

Eric

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