With the Dewalt DT9599 SDS-Plus Extreme 2 hammer drill bit, you drill quickly, deeply, and accurately into hard concrete, stone, and masonry. Featuring a working length of 400 mm and a total length of 450 mm, it allows you to create deep feedthroughs for cables and pipes across thick walls and floors. The durable carbide 2-cutter tip delivers rapid penetration, while the optimized flute geometry clears drilling dust efficiently to prevent clogging. Its hardened steel core minimizes the risk of breakage under demanding site conditions, and the SDS-Plus shank ensures secure locking in your rotary hammer without slipping.