Forstner bit

English

Etymology

From Forstner (proper noun) +‎ bit (noun). Named after American inventor, gunsmith and merchant Benjamin Forstner (1834–1897). First attested after 1886.

Noun

Forstner bit (plural Forstner bits)

  1. A kind of drill bit that bores precise flat-bottomed holes in wood, in any orientation with respect to the grain.
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