copper bit

copper bit, coppering bit

A gas-heated soldering iron used by plumbers.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
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Tobacco smoking typically took place during diplomatic and ceremonial events, and the chemistry of the copper found at Werowocomoco is similar to that of copper bits found at Jamestown, said Martin Gallivan, a professor at the College of William and Mary who led the excavations.
Having stripped the plastic to reveal shiny copper strands, he deftly twists the not so shiny copper bits of the wire that emanate from the new switch and winds soft insulating tape.

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