Fillets
From BiblePortal Wikipedia
Easton's Bible Dictionary [1]
Exodus 27:17 38:17,28 Exodus 27:10,11 36:38
In Jeremiah 52:21 the rendering of a different word, Hut , meaning a "thread," and designating a measuring-line of 12 cubits in length for the circumference of the copper pillars of Solomon's temple.
Morrish Bible Dictionary [2]
Ornamental bands or borders of gold and silver round the pillars of the Tabernacle and Temple. Exodus 27:10,11; Exodus 36:38; Exodus 38:10,19; Jeremiah 52:21 .
Holman Bible Dictionary [3]
Exodus 36:38 Exodus 38:10-12 38:17 38:19 Jeremiah 52:21