Features and Benefits:

• Aggressive spur provides fast material penetration
• Optimized cutting geometry provides longer bit life
• Open tooth design allows for more resharpening
• 7/16" Ball groove shank for quick change applications
• Professional contractors rely on DEWALT Self-Feed Wood-Drilling Bits when they need to bore holes 1" or larger for pipes, cables, and ductwork. Turn to this extension to enable work in hard to reach locations or for extra thick material. Extension body features hardened construction and a double set screw locking is designed to help prevent bits from falling out during demanding applications. Standard 7/16" 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 chuck based non quick connect tools. Maximum initial battery voltage (measured without a workload) is 60 volts. Nominal voltage is 54
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DEWALT Drill Bit Extension, 12-Inch Length, 7/16-Inch Shank