WordReference Random House Unabridged Dictionary of American English © 2020
Forst′ner bit′ (fôrst′nər),USA pronunciation [Carpentry.]
- Buildinga bit for drilling blind holes, guided from the rim rather than from the center to permit it to enter the wood at an oblique angle.
- after Benjamin Forstner, its inventor 1900–05
'Forstner bit' also found in these entries: