Pilot Point starts on contact * Unique, no-spin shank keeps bits securely seated to save you time and frustration * Patented, tapered web ensures durability for less broken bits * Side markings above the shank for reference points that don-Inchest wear away * Includes metal index, split point bits from 1/16-inch to 1/8-inch, and Pilot Point bits from 9/64-inch to 1/2-inch in 64th-inch increments