General description The Irwin Speedhammer Quad Drill Bit is expertly designed for drilling precise holes in masonry, stone, and concrete. Its innovative four-cutter geometry ensures a more concentric hole, providing optimal fixing retention. The full head carbide tip enhances durability and extends the lifespan of the drill bit, making it a reliable choice for various drilling tasks. Technical specifications Diameter: 10mm Overall Length: 310mm Working Length: 250mm Compatibility and accessories Compatible with standard hammer drills and rotary hammer machines Suitable for use with various masonry and concrete drilling accessories Installation Insert the drill bit into the drill's chuck and tighten securely Ensure the drill is set to the appropriate drilling mode for masonry or concrete Usage Use with appropriate safety equipment such as goggles and gloves Apply steady pressure during drilling for best results Allow the drill to work at its own pace; avoid forcing the bit Other