[sdiy] Metal work

[Michael Zacherl.]

On Jul 29, 2009, at 10:46 PM, HARRY BISSELL wrote:

> They work fine in a hand drill ~if~ the diameter is not too
> large.  Be sure to drill a pilot hole first with a standard
> bit. I don't like starting a hole with the step bit.
>
> H^) harry

center punch und tapping fluid are obligatory anyway - I don't need a  
pilot hole.
but a drill press is recommended - its not only easier to work with  
but much safer!
<http://bluemole.com/bluemole/fp/stepdrill/stepdrillonpress.jpg>

     ;-)

> ----- Original Message -----
> From: Ingo Debus <igg.debus at t-online.de>
> To: synthdiy DIY <synth-diy at dropmix.xs4all.nl>
> Sent: Wed, 29 Jul 2009 15:11:45 -0400 (EDT)
> Subject: Re: [sdiy] Metal work
>
>
> Am 29.07.2009 um 19:39 schrieb Byron G. Jacquot:
>
>>> Use a "step-drill" for holes in sheet metal. Round holes every  
>>> time !
>>
>> Up to something like 1.5" in diameter!!
>
> But only with a drill press, no?


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