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Re: [Shop-talk] Helicoil in aluminum

To: shop-talk@autox.team.net
Subject: Re: [Shop-talk] Helicoil in aluminum
From: John Miller <jem@milleredp.com>
Date: Sun, 25 Nov 2012 20:30:37 -0800
Delivered-to: mharc@autox.team.net
Delivered-to: shop-talk@autox.team.net
References: <BDFB4C61-98EF-4A78-BEC7-2FA8562234B1@texmog.com> <3fb6f9888dbace284cd9be4ffe3ff726.squirrel@email.accountsupport.com>
User-agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:16.0) Gecko/20121026 Thunderbird/16.0.2
On 11/25/2012 7:50 PM, greg@gelhar.com wrote:
> Looks like you ar installing a 5/16-24 Helicoil. Use the 21/64 drill.
> Trust the engineers that designed them.

...with a brief moment of consideration as to whether one really wants a 
fine thread in aluminum in the first place, and whether it wouldn't be 
possible to use 5/16-18 instead.

John.
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