[time-nuts] Machining some aluminum help!

Andy ZL3AG zl3ag at radioengineering.com
Thu May 18 19:13:01 EDT 2017

Why are my eyes watering?

On 19/05/2017, at 5:03 AM, Bob Darlington wrote:

>  I had
> to soak my cavity ring in nitric acid for a month to get the tap out.

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