A vent hole is at its back to connect a vent tube

The #2 Phillips reduced tip allows for better screw engagement and minimises stripping

That means that it can bring the working temperature down to a nice 32°C or below in extreme heat conditions

round face for accurate striking

Wrench holder assembly (122G62-1)

Bosch EXPERT Concrete Diamond Grinding Heads Diameter:125mm A vent hole is atGrinding large concrete surfaces has always been a time consuming job, and therefore expensive. The EXPERT Concrete is faster than even a benchmark Bosch diamond grinding head: It achieves this thanks to its integration of Diamond Technology with the latest design innovations. The dust accumulation in conventional grinding heads for concrete prevents them working to their full efficiency: The L shaped grinding segments on the EXPERT Concrete are