Posted by David Colwill on 25/11/2016 12:00:32:
If you want to make a micrometer this is better (as always).
**LINK**
and part 2
**LINK**
David.
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Great videos, David
… albeit covering the making of a fancy frame for an existing micrometer 
MichaelG.
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P.S. In a series of 'ME' articles in 1964, Martin Cleeve described making micrometers.
Edited By Michael Gilligan on 25/11/2016 18:50:43