The Irwin Speedhammer Max drill bits have been designed for easy and trouble free drilling of concrete, granite and similar very hard materials.

The patented carbide tip head takes 80% of the workload, ensuring higher durability, speed and rebar performance. The 53° drilling head design means more aggressive cutting and faster dust removal for overall faster performance and the four-cutter tips for less vibration,
faster drilling, rounder holes and better anchoring.

The shank fits all SDS-max rotary hammers.

The Irwin IRW10502107 Speedhammer Max Drill Bit has the following dimensions:
Diameter: 22.0mm.
Total length: 520mm.
Working length: 400mm.

Number of cutting edges: 4.