Milwaukee®’s spline 4-cutter rotary hammer drill bits feature a 4-cutter 4 x 90° tip geometry to avoid lock up in rebar, patented rebar chamfers for increased durability, and a high volume flute for fast debris removal. Used for drilling holes in brick, block, concrete, and reinforced concrete.

• Spline shank
• 4-Cutter head
• Highest quality Carbide maximizes material pulverization
• Optimized flutes provide fastest debris extraction for faster drilling