Bit has elongated four flute Helix for faster material removal and three flats on the shank that prevent it from slipping back into the chuck. Used for drilling small holes in masonry, concrete, rock and artificial Stone.
DEWALT DW5439 1/2 X 10 X 12 ROCK CARBIDE™ SDS+ HAMMER BIT Features
- Elongated Four Flute Helix for Faster Material Removal
- For use with electric or cordless rotary hammers.
- Increased Steel Prevents Breakage
- ROCK CARBIDE® Tip for Longer Bit Life
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