DEWALT DW5231 Hammer Drill Bit 3/8 in Dia 12 in OAL Percussion Spiral Flute 4-Flute 3/8 in Dia Shank Flat Shank

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.