3" Self-Feed Wood Bit DW1640-SBD

Dewalt's professional 3-inch self-feed bit designed for heavy-duty wood boring. This bit is specifically engineered for mechanical and plumbing contractors who need to create large openings for pipes in tough timber, featuring a two-cutter design that reduces binding and stalling while maintaining high drilling speeds.
Key Features
Two-cutter design provides faster and smoother drilling while significantly reducing binding in heavy construction materials.
Replaceable threaded pilot point draws the bit into the wood for rapid penetration and effortless drilling through floor joists and wall studs.
Open tooth design allows the cutting edges to be easily resharpened to ensure long-term tool utility and performance.
7/16-inch hex shank with power grooves provides a secure, non-slip fit and is compatible with quick-change systems.
Inside cutting plane shaves the hole radius for clean, precise holes with minimal breakout on the exit side.
Hardened steel construction delivers the durability needed to handle high-torque loads without snapping or bending.