DeWALT DW5403 Drill Bit, 3/16 in Dia, 6-1/2 in OAL, Hammer Bit, Helix Flute, 4-Flute, 3/8 in Dia Shank, SDS Plus Shank

Sets up to 25% more anchors than standard masonry bits, DeWALT® SDS Plus masonry drill bits power through masonry, concrete and more with a carbide tip that maximizes bit life. An elongated 4-flute helix helps to increase material removal and 3 flats on the shank helps to prevent slippage.