Marty;
Oops! I meant to say that the largest diameter drill bit I used was
3/8", not 1/2". Sorry....
Dave
----- Original Message -----
From: forzion@maine.rr.com
Date: Wednesday, January 23, 2008 3:46 pm
Subject: Re: [6pack] B Pillar Blues
To: Martin Romagni <mrdr3600@sbcglobal.net>
Cc: 6pack@autox.team.net
> Marty;
>
> BTDT ! I, too, broke several drill bits on broken seat belt bolts
> at
> the B-post. I tried heat (though not cherry red for fear of
> setting
> something afire!), Vise Grips, impact tools, and lots of different
> solvents. No dice. What finally worked was using a grinder to cut
> the
> exposed bolt piece as short as possible, then getting a series of
> new
> titanium-coated drill bits in diameters considerably smaller than
> the
> bolt. I believe the seat belt bolts themselves are 7/16" dia. But
> the
> drill bits I finally ended up starting with were 1/8" dia. After I
> succeeded in drilling through (on center using a punch) with that,
> I
> proceeded then to 3/16" dia., then 1/4, etc... After all the
> effort,
> anything that worked was great! I believe my largest diameter
> drill bit
> was 1/2". I then bought a 7/16 tap (can remember the pitch,
> offhand)
> and tapped the holes out (had two bolts to drill out!) and all's
> now
> well. Whew!
>
> Good luck!
>
> Dave
> CF25194U+O+TBI
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