48-20-4305 Milwaukee Spline 4 Cutter Drill Bits feature a 4-Cutter 4x90° 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.
48-20-4305 Milwaukee Spline 4 Cutter Drill Bits