SDS flat chisels for fast and powerful demolition. Demolition jobs can be messy and are far more difficult without an SDS flat chisel bit. You can use our accessories for many materials and purposes, including the removal of concrete and brick. They fit any SDS rotary hammer drill and demolition hammer, so you can find the ideal bit easily. Need a quick solution to make your restoration jobs easier? A flat chisel bit is the way to go. With a range of specifications and measurements to choose from, Bosch offers a flat chisel for every purpose.