Irwin Speedhammer Plus Drill Bit 4.0 x 110mm IRW10501943

General description The Irwin Speedhammer Plus Drill Bit is engineered for high-performance drilling in tough materials such as brick, block, masonry, concrete, and granite. Its innovative design features a patented extra-short drill bit head that takes on 80% of the workload, enhancing durability and speed while ensuring efficient waste removal. Technical specifications Diameter: 4.0mm Total length: 110mm Working length: 50mm Material: Tungsten carbide (25% more for extra strength) Usage Designed for SDS drilling Ideal for fast drilling into brick, block, masonry, concrete, and granite Other information Patented single flute design for efficient dust removal and lower vibrations More aggressive cutting angles and self-centering for faster drilling