DeWALT DW5819 1" x 16" x 21-1/2" 4 Cutter SDS Max Rotary Hammer Drill Bit

SDS Max High Impact Carbide 4 Cutter Drill Bits are manufactured with IRON BLAST TECHNOLOGY™, a process that strengthens the bit to resist fatigue and results in extreme durability. The redesigned, 4-cutter carbide head offers 2X longer life* and even stands up to rebar strikes. These bits are made in Germany and are GUARANTEED TOUGH® 

Extreme durability: IRON BLAST TECHNOLOGY™ strengthens the bit

2X longer life: Full carbide head in 4 cutter design

Stands up to rebar strikes: Redesigned head geometry to withstand rebar strikes

Wear mark indicator: For accurate diameter of holes