In article ,
Rick wrote:
They look like washers with wings internally and made of spring steel,
they are designed to slide onto a bar in one direction only and act as a
cheap nut. The seem to be found in mass produced items.

The sort of thing that goes either side of a sheet metal edge to give a
stronger fixing using a self tapping screw and give a degree of
adjustability? Common on cars?

Once I know what they are called I can Google for a supplier.

If you only want a few, Halfords do them in one of their 'assorted
fixings' boxes.

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*Could it be that "I do " is the longest sentence? *

Dave Plowman London SW
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