Bosch 4 in. x 22 in. SDS-Max Rotary Hammer Core Bit is designed to deliver exceptional performance with tips that stay sharper longer, allowing you to drill more holes within specification d to competitive bits. Manufactured to meet ANSI specification B212.14, this rotary hammer bit is compatible with Bosch SDS-max® hammers as well as competitive SDS-max® drive hammers and Hilti® hammers using TE-Y and TE-FY shanks. The solid carbide head features a robust S-cutter design that provides unrivaled power, enhancing both speed and durability for demanding drilling tasks. Model Number: