On 2011-03-06 20:36, David Parsons wrote:
Those are called spigots or studs.  The 1/4-20 and 3/8-16 threads are
very standard and you may have trouble finding 10mm threads.

They also sometimes are known as ferrules, threaded ferrules, or locking threaded ferrules.

--
Thanks,
DougF (KG4LMZ)

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