Worksafe AW Series Auger Wood Drill Bit Range - Worksafe AW28x155, Superior quality auger wood drill bit has a hexagonal shank for higher torque ranges demanded by this drill type. Fully hardened with a screw point to aid location and smooth drilling. Supplied in a plastic wallet. Worksafe AW28x155 Auger Wood Drill Ø28 x 155mm