DART 4 Wing Auger Bit 20mm Fast Drilling Suitable for Hard and Soft Wood Silver

4 Wing Augers designed for faster cutting in all types of wood. 4 Cutting Spurs ensuring a smooth and clean cut. Wings designed for faster chip ejection. Threaded tip for self-centering and self-feeding. Tapered flute for less binding. 1/4'' hex quick change shank.