DEWALT DW5245 Hammer Drill Bit, 3/4 in Dia, 12 in OAL, Percussion, Spiral Flute, 4-Flute, 1/2 in Dia Shank, Flat Shank

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Power through masonry, concrete, rock and more with DeWALT® hammer drill bits. Featuring rock carbide tips that maximize surface contact for extended bit life and a 4-flute design that cleans debris while you work. Three flats on the shank eliminate bit slippage.