Dictionary entry

Triblet

Webster's Dictionary 1913

{ Trib″let (?), Trib″o‐let (?) }, n.} [F. triboulet.] 1. A goldsmith's tool used in making rings. Ainsworth.

2. A steel cylinder round which metal is drawn in the process of forming tubes. Tomlinson.

3. (Blacksmithing) A tapering mandrel.