Forstner Bit:
Forstner-pattern bits are used wherever edge-holding ability is needed, such as in the overlapping holes of a mortise.
The razor rim allows the bit to hold perfectly, even if the brad point is over a void.
Forstner-pattern bits are used wherever edge-holding ability is needed, such as in the overlapping holes of a mortise.
The razor rim allows the bit to hold perfectly, even if the brad point is over a void.