Rotary hammer with SDS-plus
GBH 3-28 DRE Professional
The most important data
| Rated power input | 800 W |
| Max. impact energy | 3,1 J |
| Drilling diameter in concrete with hammer drill bits | 4 – 28 mm |
Advantages: GBH 3-28 DRE Professional
Top performance with low vibration
- High drilling rate and 20% higher chiselling power than other rotary hammers in its class
- Low vibration (only 13 m/s²) for more comfortable working due to Bosch Vibration Control
- Balanced weight distribution due to L-shaped design for more comfortable working
- Rotation stop for chiselling
- Ball grommet for preventing cable breaks
- Rotating brush plate for equal power in forward and reverse rotation
- Impact stop for drilling in wood and metal
Technical data: GBH 3-28 DRE Professional
| Rated power input | 800 W |
| Max. impact energy | 3,1 J |
| Impact rate at rated speed | 0 – 4.000 bpm |
| Rated speed | 0 – 900 rpm |
| Weight | 3,5 kg |
| Length | 326 mm |
| Height | 233 mm |
| Toolholder | SDS-plus |
| Drilling range | |
|---|---|
| Drilling diameter in concrete with hammer drill bits | 4 – 28 mm |
| Optimum range of applications in concrete with hammer drill bits | 12 – 18 mm |
| Max. drilling diameter in masonry with core cutters | 82 mm |
| Max. drilling diameter in steel | 13 mm |
| Max. drilling diameter in wood | 30 mm |
Functions
- Forward/reverse operation
- Electronic
- Overload clutch
- Bosch SDS System
Noise/vibration information
Measured values determined according to EN 60745.
Total vibration values (vector sum of three directions)
| Hammer drilling in concrete | |
|---|---|
| Vibration emission value ah | 13.0 m/s² |
| Uncertainty K | 1.5 m/s² |
| Chiselling | |
|---|---|
| Vibration emission value ah | 12.0 m/s² |
| Uncertainty K | 1.5 m/s² |
SDS-plus toolholder
Optimum power transfer. For Rotary Hammers in the 2 – 4kg class.
Overload clutch
Electronic
Speed preselection for adjusting to suit any application.
Vibration Control
Patented vibration damping system.
Complete with: GBH 3-28 DRE Professional
| Part no. | 0 611 23A 000 |
|---|---|
| Carrying case | 2 605 438 651 |
| Auxiliary handle | 2 602 025 191 |
| Depth stop 210 mm | 1 613 001 010 |
User manuals: GBH 3-28 DRE Professional
Test reports
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