Re: ATM 12-28 Drill size

[Hermit <klowther@cisnet.com>]

We included a link to such a chart on Bill Prewitt's online sagitta
calculator.
http://www.atmsite.org/contrib/Prewitt/sagitta/

Bob May wrote:
> 
> That kind of varies with the material and the depth desire.  There's several
> drill charts on the web also and there usually is one on a number drill set
> box.  The first one I looked at give a 75% depth of threads and that is a
> #14 drill.
> Bob May
> http://nav.to/bobmay
> bobmay@nethere.com
> NEW! http://bobmay.astronomy.net

-- 
Ken Lowther
Youngstown, Ohio
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