STANLEY CANADA CORPORATION DW5802 DRILL BIT MASONRY-SDS 9/16X16X21-1/2IN

Featuring a carbide tip that maximizes surface contact and a U-flute to clear debris, DEWALT SDS Max Masonry Drill Bits aren’t just fast, they’re ultra-durable. An open-head design channels dust into flutes for efficient drilling, and a hardened core helps to reduce bit breakage.