Bosch 5/16" x 10" x 12" SDS-Plus Xtreme Carbide Rotary Hammer Drill Bit is engineered to deliver exceptional durability and performance in concrete with rebar. Featuring a full-carbide tip design combined with proprietary diffusion-bonding technology, this rotary hammer bit four times the lifespan d to standard SDS-plus bits. The advanced diffusion bonding process uses high-heat, high-pressure solid-state welding to create an incredibly strong bond that withstands tough drilling conditions. Designed for efficiency, the upgraded variable flute design transitions from four flutes to two, enabling fast dust removal and allowing you to drill 25% more holes per battery charge. Its centric conical tip ensures rounder holes for precise anchoring, while a wear mark helps maintain drilling accuracy. This bit is the for professionals seeking long-lasting, reliable performance in demanding applications. Model Number: