Bosch 1/2" x 4" x 6" SDS-plus Xtreme Carbide Rotary Hammer Drill Bit is designed for exceptional durability and performance in heavy-duty masonry drilling. Featuring a full-carbide head, this drill bit delivers four times the life when drilling through concrete with rebar, making it i for demanding applications. Its advanced diffusion bonding technology uses high heat, high pressure, and solid-state welding to create an exceptionally strong bond, ensuring long-lasting reliability. The upgraded variable flute design allows for 25% more holes per charge, while the centric conical tip produces rounder holes for precise anchoring. Optimized for both heavy-duty and cordless SDS-plus rotary hammers, this bit also includes wear mark alerts that notify users when the tip has worn beyond ANSI specifications, helping maintain optimal performance and safety. Model Number: HCFC2081