Steve,
Please forgive my redundancy all over again, but;
If that broken bolt is still stuck in the hourglass (or any) braze-on, you can 
carefully drill it out using a #19 or 11/64 drill. Go slowly and use a few 
drops of oil (Phil Tenacious works as a decent cutting oil in a pinch). After 
drilling, run your trusty M5 tap through (again, carefully with oil) to clean 
up the threads.

Good luck
Marc

________________________________________
From: rbw-owners-bunch@googlegroups.com [rbw-owners-bunch@googlegroups.com] on 
behalf of Steven Frederick [stl...@gmail.com]
Sent: Thursday, January 03, 2013 11:34 AM
To: rbw-owners-bunch@googlegroups.com
Subject: Re: [RBW] Re: New Betty Foy frame: trouble getting bolts into brazeons

Yeah, the tap is better--I twisted a bolt right off in a braze-on
trying to clear the paint!  Never did get that bolt stump removed
either...

Steve

On Sun, Dec 30, 2012 at 1:13 PM, Ray Shine <r.sh...@sbcglobal.net> wrote:
> I say buy the tap.The advantage to a tap -- VS a bolt -- is the channels on
> the sides of the tap let the paint follow out as the tap is twisted into the
> thread pattern. Using a bolt pushes the shaved paint through the threads in
> front of it.   Plus, a tap is tapered at the entry, so proper alignment onto
> already cut threads s much easier, and the threads will stay intact.  By the
> way, with a properly sized tap, you won't need much torgue to shave off the
> paint from the threads
>
> ________________________________
> From: William <tapebu...@gmail.com>
> To: rbw-owners-bunch@googlegroups.com
> Sent: Sun, December 30, 2012 9:28:06 AM
> Subject: [RBW] Re: New Betty Foy frame: trouble getting bolts into brazeons
>
> And for prices, my Ace Hardware in El Cerrito had the handle for $6, and the
> taps for $5 each.  I bought the M5 and M6, and have only used the M5.  It is
> step 1 for any new frameset now at my workbench.
>
> On Sunday, December 30, 2012 8:23:43 AM UTC-8, Andy Smitty Schmidt wrote:
>>
>> Like others have said... clean the threads with a tap. you'll need 3
>> things... a handle, an M5 tap, and a drop of oil to lube the tap/threads to
>> prevent binding when you're reaming it out. Any hardware or home improvement
>> store should have a tap and handle.
>>
>> --Smitty
>>
>> On Sunday, December 30, 2012 1:24:49 AM UTC-8, Earl Grey wrote:
>>>
>>> Seems like the paint was perhaps applied a bit too generously. Never
>>> had this problem on any other frame. On a couple of brazeons, I have
>>> so far been unable to get a bolt in, even when using a bit of oil and
>>> much patience in lining up the bolt. Any suggestions? I don't have a
>>> wire brush small enough to fit in the holes. Maybe nail polish on a Q-
>>> tip? Does that have any chance of working? Other ideas?
>>>
>>> Thanks!
>>>
>>> Gernot
>
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