Bosch’s GBH 2-21 Professional rotary hammer with SDS-plus technology is the ideal compact entry-level solution for powerful hammer drilling. Its powerful 720 W motor and 2.0 J of impact energy make for effective hammer drilling in concrete of up to 21 mm in diameter. This compact rotary hammer offers professional Bosch hammer drilling performance within reach. Versatility and convincing results are safeguarded by the three-mode rotary hammer for hammer drilling, drilling, and chiselling. It is compatible with the following dust attachments for external vacuum cleaners (sold separately): GDE 16 plus, GDE 68, and GDE 162. This is a 240V corded electric tool. Mains connection required to operate.