Re: [CR] chasing one's tail

(Example: Framebuilding)

Date: Sun, 18 Jul 2010 10:31:06 -0500
From: "John Thompson" <johndthompson@gmail.com>
Organization: The Crimson Permanent Assurance
To: classicrendezvous@bikelist.org
References: <36381.1747.qm@web113507.mail.gq1.yahoo.com>
In-Reply-To: <36381.1747.qm@web113507.mail.gq1.yahoo.com>
Subject: Re: [CR] chasing one's tail


On 07/17/2010 01:33 AM, john strizek wrote:
> Yes it may be true that a Campagnolo axle can be used as a thread
> chaser. I n fact obtaining an axle may be more costly than the few
> dollars for a proper tap to do the job properly.

Although this may generally be true, finding a true 10mm x 26tpi tap for the derailleur hanger may be a bit of a stretch. At least I've never seen one. 10mm x 1.0mm are abundant and inexpensive.
> I am fortunate that I have a VAR tap for old style Stronglight
> threading. I obtained it from Tom Hayes at fair cost. That has been a
> lifesaver more than once. Buggered "pulling" threads have been a
> problem since the protective caps became out of fashion.

Is this the VAR #23? http://www.os2.dhs.org/~john/var23.jpg

I have one but haven't yet had the need to use it. Did you find it "bottomed" properly? It looks more like a plug tap than a bottoming tap to me.

--

-John Thompson (john@os2.dhs.org)
Appleton WI USA