Daredevil, nailkiller, 5/8″ x 7-1/2″, short auger bit, works in wood, tough on nails, dual cutting edges deliver easier nail cutting & balanced drilling, open-faced flute offers improved chip removal, reinforced tip withstands repeated nail hits, reamer edge provides improved entry & exit-hole quality, 9x life with nail hits, 5/8″ diameter, 4″ flute length, 7.5″ length, 7.5″ overall length, .4375″ shank diameter, 7/16″ shank size.