Bosch - Spline Speed-X 1X16/21 - HC4051
Bosch brings constant innovation to concrete and masonry drilling. Bosch developed custom-manufactured carbide and diffusion bonding technology to provide better performance and durability. Speed-X™ delivers high performance in precision anchoring and drilling applications.
- 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