Pilot Point Gold Ferrous Oxide Drill BitPilot 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 wearing away. 3/8" reduced shank. Cutting Depth: 4 1/2 in; Diameter: 1/2 in; Length: 6 in; Quantity: 6; Weight: 0.23 lb.