[NSRCA-discussion] tap and clearance drill sizes for metric and US bolt sizes

[Keith Hoard]

Starrett also has many good guides on their website.

Sent from my Windows 10 phone

From: Vicente Bortone via NSRCA-discussion<mailto:nsrca-discussion at lists.nsrca.org>
Sent: Sunday, November 13, 2016 19:46
To: General pattern discussion<mailto:nsrca-discussion at lists.nsrca.org>; John Gayer<mailto:jgghome at comcast.net>
Subject: Re: [NSRCA-discussion] tap and clearance drill sizes for metric and US bolt sizes

Very nice. Thanks.

On Sun, Nov 13, 2016 at 6:21 PM John Gayer via NSRCA-discussion <
nsrca-discussion at lists.nsrca.org> wrote:

> Little change of pace from the heavy lifting of fixing all that is wrong
> with pattern.
>
> Handy little chart for selecting drill sizes for tapping activities.
> Also gives you number drill sizes for metric tap and clearance holes.
>
> http://littlemachineshop.com/reference/TapDrillSizes.pdf
>
> John
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> NSRCA-discussion mailing list
> NSRCA-discussion at lists.nsrca.org
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