# Technical Data

Rotary Hammer | GBH 2-25 | GBH 2-25 F | GBH 2-26 | GBH 2-26 F
--- | --- | --- | --- | ---
Article number |  | ‎3 611 B53 5..‎ | ‎3 611 B54 6..‎ | ‎3 611 BA3 0..‎ | ‎3 611 BA4 0..‎
Speed control |  | ● | ● | ● | ●
Stop rotation |  | ● | ● | ● | ●
Clockwise/anticlockwise rotation |  | ● | ● | ● | ●
Quick-change chuck |  | − | ● | − | ●
Rated power input | W | 790 | 790 | 830 | 830
Impact rate | min–1 | 0–4000 | 0–4000 | 0–4000 | 0–4000
No-load speed | min–1 | 0–1300 | 0–1300 | 0–1300 | 0–1300
Tool holder |  | SDS plus | SDS plus | SDS plus | SDS plus
Spindle collar diameter | mm | 50 | 50 | 50 | 50
Max. drilling diameter |
Concrete | mm | 26 | 26 | 26 | 26
Masonry (with hollow core bit) | mm | 68 | 68 | 68 | 68
Steel | mm | 13 | 13 | 13 | 13
Wood | mm | 30 | 30 | 30 | 30
WeightA) | kg | 2.9 | 3.0 | 2.9 | 3.0
Protection class |  | / II | / II | / II | / II

A)

  Weight without mains connection cable and without mains plug

The specifications apply to a rated voltage [U] of 230 V. These specifications may vary at different voltages and in country-specific models.

Values can vary depending on the product, scope of application and environmental conditions. To find out more, visit www.bosch-professional.com/wac.