In article ,
Chris Bacon wrote:
None of those are the type I'm thinking of. They're made out of thin strip
steel bent to a U shape and clip over a sheet metal edge.

Aren't they U-nuts (no offence!)?

I dunno. Think this group is turning into name that nut/tool.;-)

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*Hard work pays off in the future. Laziness pays off now *

Dave Plowman London SW
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