Makes smooth flat-bottomed hole. The correct drill for installing key leads. Manufactured from top quality high-carbon steel.
1/4” Forstner Bit 3/8” Forstner Bit (for small key leads) 7/16” Forstner Bit (for medium key leads) 1/2” Forstner Bit (for large key leads) 5/8” Forstner Bit (for x-large key leads) 3/4” Forstner Bit 7/8” Forstner Bit 1” Forstner Bit