Re: [CR]Question about drilling and countersinking
(Example: Bike Shops)
Date: Sat, 02 Sep 2006 08:40:38 -0500
From: "John Thompson" <JohnThompson@new.rr.com>
Organization: The Crimson Permanent Assurance
To: Classic Rendezvous Bike List <classicrendezvous@bikelist.org>
Subject: Re: [CR]Question about drilling and countersinking
References: <20060901045418.42232.qmail@web60422.mail.yahoo.com>
In-Reply-To: <20060901045418.42232.qmail@web60422.mail.yahoo.com>
Raymond Dobbins wrote:
> Anyway, as far as I can tell from the first photo, it looks like
> Eddy's ring had countersunk holes. Unfortunately, my attempts at
> countersinking have failed pretty miserably. My questions are:
>
> - Is there a special drill bit for countersinking?
Yes, and to get consistency in depth you really need to use a drill
press and set the depth limit for the bit.