Details
Rotary Hammer with SDS-plus
Bosch GBH 2-28 DFV Professional
The most powerful tool in its class
- 1Highest drilling rate and highest chiselling performance in its class
- 225% longer lifetime than other rotary hammers in its class for more efficiency
- 327% less vibration than the predecessor model due to active vibration damping
Why this tool?
- Quick-change chuck for fast changes between drilling with impact in concrete and drilling without impact in wood and metal
- Rotation stop for chiselling
- Ball grommet for preventing cable breaks
- Rotating brush plate for equal power in forward and reverse rotation
- Overload clutch to protect the user and the machine
- Forward/reverse rotation for dislodging jammed drill bits
- Continuously variable speed control for clean drilling starts
Specification overview
Rated power input |
850 W |
Impact energy |
3,2 J |
Impact rate at rated speed |
0 - 4000 bpm |
Rated speed |
0 - 900 rpm |
Weight |
3.1 kg |
Length |
402 mm |
Height |
216 mm |
Toolholder |
SDS-plus |
Drilling range | |
Drilling dia. concrete, hammer drill bits |
4 - 28 mm |
Opt. appl. range concrete, hammer drill bits |
8 - 16 mm |
Drilling diameter in concrete with core cutters |
68 mm |
Max. drilling diameter masonry, core cutters |
68 mm |
Max. drilling diameter steel |
13 mm |
Max. drilling diameter wood |
30 mm |
Hammer drilling in concrete | |
Vibration emission value ah |
11 m/s² |
Uncertainty K |
1.5 m/s² |
Chiselling | |
Vibration emission value ah |
11 m/s² |
Uncertainty K |
1.5 m/s² |
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