2 3/8 in. Forstner Bit

This Forstner bit is designed to be operated in a drill press at a few hundred r.p.m.’s. Bits 3 in. and larger should only be run at 100-300 r.p.m.’s. This bit is only designed to cut wood or other soft, solid materials. 1/2 in Shank size 6 3/8 in overall length