Bosch NKST24 1-1/2 In. x 7-1/2 In. Daredevil Auger Bits Bosch Daredevil auger bits are easy in wood, tough on nails Dual cutting edges deliver easier nail cutting and balanced drilling Open-faced flute offers improved chip removal Reinforced tip withstands repeated nail hits Reamer edge provides improved entry- and exit-hole quality