[time-nuts] Brass screws
alex at pcscons.com
Tue Jan 17 13:13:21 EST 2017
Titanium, it is expensive but strong and non magnetic at all
On 1/17/2017 9:40 AM, Hal Murray wrote:
> jebponsonby at gmail.com said:
>> Though nominally made of copper and zinc, common brass often shows residual
>> ferro magnetism because it is "recovered" metal and is contaminated with
>> iron. That brass must never be used in a magnetic instrument have been known
>> for a very long time.
> What do people use?
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