
DEWALT DW1640 3" Heavy-Duty Self-Feed Bit - Rough-In Wood Drilling
ENGINEERED FOR RAPID ROUGH-IN AND UNRELENTING POWER: DEWALT DW1640
When the job demands large, clean holes through heavy timber and thick framing, the DEWALT DW1640 3-Inch Self-Feed Bit stands ready. Designed for the high-demand needs of plumbers, electricians, and general contractors, this ultra-heavy-duty bit features an aggressive self-feeding screw that pulls the cutter into the material with minimal effort, saving you time and reducing fatigue on crucial rough-in tasks. Its advanced two-cutter geometry significantly reduces binding and stalling, ensuring your high-torque drill maintains momentum even through the toughest wood, delivering the professional-grade speed and reliability DEWALT is known for.
- /AGGRESSIVE FEED SPUR: A replaceable self-feeding screw provides lightning-fast material penetration, pulling the bit through wood for high-volume drilling efficiency.
- /ANTI-STALL GEOMETRY: The robust two-cutter design optimizes chip clearance, drastically reducing binding and stalling, which maximizes jobsite productivity and extends bit life.
- /QUICK-CHANGE SHANK: A durable 7/16" ball-groove shank enables rapid bit changes and features machined flats to eliminate spinning in the drill chuck, ensuring secure operation.
- /FIELD SERVICEABLE: Its open-tooth design allows for easy re-sharpening with a standard file, extending the overall lifespan of your investment and ensuring consistent performance.
TECHNICAL SPECIFICATIONS
| SKU / Model Number | DW1640 |
| Bit Diameter | 3 Inches |
| Shank Size | 7/16 Inch |
| Shank Type | Ball Groove / Hex Quick-Change |
| Overall Length | 6 Inches |
| Material | Hardened Carbon Steel |
| Application | Wood Boring, Rough-In Plumbing & Electrical |
WHAT'S IN THE BOX
/(1) DEWALT DW1640 3" Heavy-Duty Self-Feed Bit
/(1) Spare Replacement Pilot Screw
/(1) Hex Key for Pilot Screw Replacement
Original: $116.99
-65%$116.99
$40.95Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
ENGINEERED FOR RAPID ROUGH-IN AND UNRELENTING POWER: DEWALT DW1640
When the job demands large, clean holes through heavy timber and thick framing, the DEWALT DW1640 3-Inch Self-Feed Bit stands ready. Designed for the high-demand needs of plumbers, electricians, and general contractors, this ultra-heavy-duty bit features an aggressive self-feeding screw that pulls the cutter into the material with minimal effort, saving you time and reducing fatigue on crucial rough-in tasks. Its advanced two-cutter geometry significantly reduces binding and stalling, ensuring your high-torque drill maintains momentum even through the toughest wood, delivering the professional-grade speed and reliability DEWALT is known for.
- /AGGRESSIVE FEED SPUR: A replaceable self-feeding screw provides lightning-fast material penetration, pulling the bit through wood for high-volume drilling efficiency.
- /ANTI-STALL GEOMETRY: The robust two-cutter design optimizes chip clearance, drastically reducing binding and stalling, which maximizes jobsite productivity and extends bit life.
- /QUICK-CHANGE SHANK: A durable 7/16" ball-groove shank enables rapid bit changes and features machined flats to eliminate spinning in the drill chuck, ensuring secure operation.
- /FIELD SERVICEABLE: Its open-tooth design allows for easy re-sharpening with a standard file, extending the overall lifespan of your investment and ensuring consistent performance.
TECHNICAL SPECIFICATIONS
| SKU / Model Number | DW1640 |
| Bit Diameter | 3 Inches |
| Shank Size | 7/16 Inch |
| Shank Type | Ball Groove / Hex Quick-Change |
| Overall Length | 6 Inches |
| Material | Hardened Carbon Steel |
| Application | Wood Boring, Rough-In Plumbing & Electrical |
WHAT'S IN THE BOX
/(1) DEWALT DW1640 3" Heavy-Duty Self-Feed Bit
/(1) Spare Replacement Pilot Screw
/(1) Hex Key for Pilot Screw Replacement






















