General description This Bosch GBH 2-21 Professional rotary hammer drill is a brand new tool, although the case has some small stress marks as shown in the picture. It is a compact entry-level solution for powerful hammer drilling, designed for effective performance in concrete, stone, and masonry. Technical specifications Power: 720 W Impact energy: 2.0 J Drilling capacity in concrete: up to 21 mm diameter Compatibility and accessories Compatible with dust attachments for external vacuum cleaners: GDE 16 plus, GDE 68, and GDE 162 Includes: Auxiliary Handle, Keyless Chuck, Adaptor, SDS Plus Drill Bits x5, Scaling Chisel, Bosch Hard Carry Case Usage Three-mode operation for hammer drilling, drilling, and chiselling