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Re: [Shop-talk] Drilling holes in sheet metal

Subject: Re: [Shop-talk] Drilling holes in sheet metal
From: Trevor Boicey <>
Date: Sat, 01 Mar 2008 00:18:49 -0500
Doug Braun wrote:
> Hello,
> What's the best way to drill a nice clean, round 3/4"
> hole in 16 gauge (0.060") sheet steel?  This a car
> body, so it would be hard to back up the hole with
> anything.

   Drill an ugly 1/2 hole and expand it with a dremel?

   Cutting torch?

   How clean does it have to be? Are you mounting something that needs a 
3/4" hole but is actually covering a 1" circle?

   The real way to do it is a Greenlee punch, but they are expensive to 
do one job.
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