The SDS Plus Drill Bit 400x310 25.0mm is a high-performance drill bit designed for heavy-duty drilling into hard materials like concrete, brick, and masonry. The 25.0mm diameter provides a larger hole size for various construction and renovation tasks. With a 400mm total length and a 310mm working length, this drill bit offers extended reach, allowing you to drill deep holes without needing to reposition. The SDS Plus shank design ensures a secure fit with compatible rotary hammers, providing efficient power transfer and reducing vibration during use. Ideal for professional applications, it offers durability and precision for demanding drilling jobs.