DeWALT DW1671 Auger Drill Bit, 1 in Dia, 6 in OAL, Hollow Center Flute, 7/16 in Dia Shank, Ball Groove Shank

Equipped with a self-feed spur for fast material penetration, DeWALT® short power ship auger bits feature a dual cutting edge for maximum durability in nails. A hollow center flute delivers aggressive chip extraction and 7/16 in ball groove shank enables quick bit changes. Heat-treated and tempered for extreme durability and long life.