Woodboring auger drill bit set includes three drill bits: 1/4", 3/8", 1/2". All bits have a 4-1/2" twist length and a 7-1/2" overall length.
Hex shank.
Woodboring auger drill bit set includes three drill bits: 1/4", 3/8", 1/2". All bits have a 4-1/2" twist length and a 7-1/2" overall length.
Hex shank.