The DEWALT Wood Auger Drill Bits have a threaded centre point to aid accurate drilling. The outer cutting spur provides clean holes with less splintering and the drill bits feature a special Lewis spiral flute which allows for fast removal of debris and rapid drilling.
This range of drill bits have the following specifications:
Diameter 6 - 10mm cylindrical shank, Diameters 12 - 32mm hexagonal shank.
Special wood bit for rapid, precise drilling.
Typically used for boring clean precise holes through beams, joists, doors etc.