[time-nuts] Machining some aluminum help!

Joseph Gwinn joegwinn at comcast.net
Fri May 19 13:56:48 EDT 2017

On Fri, 19 May 2017 12:00:01 -0400, time-nuts-request at febo.com wrote:
> Re: [time-nuts] Machining some aluminum help!

It's much easier to use thread-forming taps in aluminum than thread 
cutting, and the threads are far stronger.  Blind holes are not as 
large a problem.  Lubricate with soft wax, not Tap-Magic.  Also, why 
4-40 in a 0.25" thick wall?  A larger screw will actually be easier and 
again, stronger.



Joe Gwinn

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