Dewalt DW5439 Specifications:
• 1/2" Diameter
• 10" Usable Length
• 12" Overall Length

Dewalt DW5439 Features:
• ROCK CARBIDE tip maximizes carbide surface contact for longer bit life
• Innovative tip that reduces walking and increases accuracy
• Four Flute cleans debris out for fast, efficient drilling
• Guaranteed to set up to 25-percent more anchors than other standard masonry bits
• Designed with three flats on the shank that prevent it from slipping back into the chuck, ensuring user safety
• Hammers through the hardest aggregate with minimal wear or breakage