The DEWALT 1" x 16" x 21-1/2" 4 Cutter SDS-Max Rotary Hammer Drill Bit (DW5819) delivers the best in durability and long life, so you can work confidently without worrying about the tool. With four cutter heads and two times more carbide than competitive two cutter bits, this bit is tough across multiple drilling operations, even in reinforced concrete. An innovative bonding system attaches the tip to the flute and ensures that the bit will last.
Rock carbide tip maximizes carbide surface contact for longer bit life. Open head design channels dust into flutes for quicker drilling. Longer helix four flute design expedites mill removal for quicker drilling.
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