Bosch 3/4 x 8 x 13 in SDS-max SpeedXtreme Rotary Hammer Drill Bit is designed for durability and precision in tough drilling conditions. Featuring carbide heads with a four-cutter design, this drill bit excels in reinforced concrete and hard aggregate, ing five times the lifespan of competitor bits. Engineered using Bosch’s proprietary carbide diffusion-bonding technology, it ensures long-lasting performance. The active-centering tip helps create rounder holes, while the four 90-degree side angles form a sharp, wide head for precise drilling. Its four-flute design efficiently removes dust from the work area, enabling faster drilling and extending the bit’s life. Model Number: HCFC5030