Pilot Point Gold Ferrous Oxide Drill Bit Sets - 29-pc. pilot point set w/1/2" bit PILOT POINT tip starts on contact for clean accurate holes and reduces lock-up on breakthrough No-Spin shank eliminates the frustration of bit spinning in the chuck Tapered web provides greater durability to reduce breaking Size markings are located above the shank to prevent them from wearing away DW1904 1/16" Split Point drill bit