The RYOBI 8 in. Auger Bit is ideal for installing metal or wooden fence post, cultivating, and digging holes for plants or bushes. This bit has a durable powdercoat finish to prevent paint chipping and corrosion. The 8mm quick connect allows you to quickly remove or install the bit when needed. The dual flutes help quickly remove material while drilling so you can get the job done faster. The 8 in. auger bit is compatible with the RYOBI 40-Volt Auger RY40710