Bosch 7/8 In. x 21 In. SDS-Max® SpeedX™ Rotary Hammer Bit is designed to deliver exceptional performance and durability. Featuring carbide tips that stay sharper longer, this rotary hammer bit allows you to drill more holes within specification d to competitive bits. It is manufactured to ANSI specification B212.14, ensuring high quality and reliability. Compatible with Bosch SDS-max® hammers as well as competitive SDS-max® drive hammers and Hilti® hammers using TE-Y and TE-FY shanks, this bit provides unrivaled power thanks to its solid carbide head and robust S-cutter design, which enhances speed and extends tool life. Model Number: