US
2-9/16-in Heavy-Duty Self-Feed Bit
DW1639

2-9/16-in Heavy-Duty Self-Feed Bit

Professional contractors rely on DEWALT self-feed wood-drilling bits when they need to bore holes 1-in or larger for pipes, cables, and ductwork. Select sizes of these ultra-heavy-duty bits feature a triple-cutter design that delivers long life, minimal binding and fast chip ejection. An aggresive self-feeding screw-tip pull the bit easily through the toughest materials. Standard 7/16-in Quick-Change shank allows for fast bit changes in Quick-Change ready tools like the FLEXVOLT 60V MAX brushless cordless Quick-Change stud and joist drill (DCD471) while preserving backward compatibility with c

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Checked 29 Oct 2026

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Full specifications

Product TypeSelf-Feed Drill Bit
Individual or SetIndividual
Piece Count1
Product MaterialMetal
Application TypeDrilling
Assembled Product Length3.0-in
Assembled Product Width3.0-in
Assembled Product Diameter2.56-in
Assembled Product Weight0.97-lbs

Specifications as published by DEWALT.

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