collet

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collet

[käl·ət]
(design engineering)
A split, coned sleeve to hold small, circular tools or work in the nose of a lathe or other type of machine.
(engineering)
The glass neck remaining on a bottle after it is taken off the glass-blowing iron.
Pieces of glass, ordinarily discarded, that are added to a batch of glass. Also spelled cullet.
(horology)
A small, friction-tight collar on a balance staff which holds the inner end of a balance spring.
(lapidary)
The small, horizontal face at the bottom of a brilliant-cut gemstone.
References in periodicals archive ?
Mise a jour de la distribution geographique de l'abeille du lierre, Colletes hederae Schmidt & Westrich (Hymenoptera, Colletidae) en Europe.
Fueron estudiados los holotipos de las siguientes especies: Colletes submarginatus Cresson; Triepeolus vicinus (Cresson), T.
En algunas especies del genero Colletes se ha observado variacion en el color de la pilosidad del cuerpo (Stephen 1954).
A revision of the bee genus Colletes in America North of Mexico (Hymenoptera, Colletidae).
1) is a useful field indicator, as we have not found other Colletes species associated with this host.
Under her careful and farseeing watch the Station continued and expanded its mission of local scientific discovery (including the discovery of new species), protection of the endangered Florida scrub habitat (where Colletes francesae lives), and natural history education.