Carbide Tipped Hammer Drill Bits, 11 in, 9/16 in Dia.

Bosch brings constant innovation to concrete and masonry drilling. Tungsten-carbide tip provides superior wear resistance in tough applications. Resists extreme loads while its efficient design helps enhance the power of the hammer for more effective performance. Active-centering tip for optimum guidance when drilling in concrete and reinforced concrete. Patented four-cutter tip design that provides optimal performance.