General description This IRWIN® Speedhammer Quad Drill Bit is a high-performance SDS-plus hammer drill bit designed for heavy-duty drilling in concrete and masonry. It features a quad-cut design for efficient material removal and durability, making it suitable for both professional and DIY use, providing precise and fast drilling results. Technical specifications Diameter: 6mm Overall Length: 260mm Working Length: 200mm Type: SDS-plus Design: Quad-cut (4-flute) Compatibility and accessories Compatible with SDS-plus rotary hammer drills Suitable for drilling in concrete, brick, and masonry Installation Insert the drill bit into the SDS-plus chuck of your rotary hammer Ensure it is securely locked before use Usage Use in rotary hammer mode for efficient drilling in tough materials Apply steady pressure during drilling for best results Other information 4-cutter geometry for a more concentric hole and better fixing retention Full head carbide tip for high levels of drilling life and