BOSCH HC4031 3/4 in. x 13 in. Spline Speed-X Rotary Hammer Bit for Concrete Drilling
- Tungsten-carbide tip provides superior wear resistance in tough applications
- Patented four-cutter tip design that provides optimal performance
- Large flute volume for fast drilling, dust transport and less clogging
- Active-centering tip for optimum guidance when drilling in concrete and reinforced concrete