Drill-Bit Spiral-flute 4"-oal 5/16"

Constructed from one solid piece of heavy-duty metal, DeWALT® IMPACT READY® titanium drill bits are up to 5X more durable than 2-piece conventional bits. A patented web tapered helps to increase bit strength and a patented pilot point tip delivers speed and clear, burr-free holes with helps to reduced bit walking. Ideal for metal, wood and plastic.