Bosch HB85PB is high speed steel for fast starts and to use with bi-metal hole saws. One mandrel is all you need with the Bosch power change bi-metal hold saw system. Featuring Progressor® tooth geometry, combining cutting teeth with specially designed chip-removal teeth for super-fast cutting action in metal and wood.
High speed steel for fast starts
For use with bi-metal hole saws
Use with Bosch mandrel models PCM38, PCM12 and PCMSDSPL