Masonry-Drill-Bit 3/4" X 16" Usable X 21" Overall 4-Cutter

Manufactured to ANSI standards, Bosch bits also meet and exceed ISO (International Standards Organization) standards. 98% of the carbide tips are molded to the specific ANSI size. SDS-max rotary hammer bits not only fit Bosch SDS-max hammers, but also competitive SDS-max drive hammers and Hilti hammers using TE-Y and TE-FY shanks. *SDS-MAX - CARBIDE TIPPED *Wildbore - 21'' O.A. Length *Dia. Ins.=1/4