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Regards,
Boris Mohar
Got Knock? - see: Viatrack Printed Circuit Designs (among other things)
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void _-void-_ in the obvious placeHow did they make this?
Aug 02, 2012
2 Replies
EDM'd out of two ball bearings.
Best regards, Spehro Pefhany
And then lapped as assembled to make the surface perfectly continuous with uniform surface finish.
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