Bosch GBH 18 V-21 SDS+ Plus Cordless Rotary Hammer Drill Inc 2x 4.0Ah Batts | Powertool World
Bosch Professional 18 V system GBH 18V-21 cordless hammer drill (idle speed 0-1,800 min-1, without batteries and charger, in L-BOXX) : Amazon.de: DIY & Tools
User manual Bosch GBH 18V-26 F Professional (English - 299 pages)