[Shop-talk] Drilling holes in sheet metal

[Nick Brearley]

njb wrote:
> 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.
>>   
> Belated reply to this one. Bought a metric set of these a long time 
> ago when they were on a clearance offer:
>
> http://www.hougen.com/cutters/sheetmetal/Rotacut.html
>
> Very happy with the performance. Whether they will ever pay for 
> themselves is another matter...
>
> Nick Brearley