BOSCH HC4051 1 in. x 21 in. Spline Speed-X Rotary Hammer Bit for Concrete Drilling
- Tungsten-carbide tip provides superior wear resistance in tough applications
- Active-centering tip for optimum guidance when drilling in concrete and reinforced concrete
- Large flute volume for fast drilling, dust transport and less clogging
- Narrow flute back for reduced friction between bit and material
- Inclined side cutters for aggressive drilling