Bosch GBH 2-28 DFV
GBH 2-28 DFV PROFESSIONAL
ROTARY HAMMER WITH SDS PLUS
The most powerful tool in its class
- ♦ Highest drilling rate and highest chiselling performance in its class
- ♦ 25% longer lifetime than other rotary hammers in its class for more efficiency
- ♦ 27% less vibration than the predecessor model due to active vibration damping
![Bosch Heavy Duty Bosch Heavy Duty - Power, Performance and Robustness redefined!](https://www.bosch-pt.com.my/my/en/ocsmedia/226806-54/icon-image/265x265/rotary-hammer-with-sds-plus-gbh-2-28-dfv-06112672l1.png)
![Construction The professional power tools for construction from Bosch.](https://www.bosch-pt.com.my/my/en/ocsmedia/246751-54/icon-image/265x265/rotary-hammer-with-sds-plus-gbh-2-28-dfv-06112672l1.png)
![Comfortable working thanks to low vibration by adding rubber mounting/foam padding to the handles](https://www.bosch-pt.com.my/my/en/ocsmedia/5795-54/icon-image/265x265/rotary-hammer-with-sds-plus-gbh-2-28-dfv-06112672l1.png)
![Easy and precise control of the RPM thanks to variable speed](https://www.bosch-pt.com.my/my/en/ocsmedia/132423-54/icon-image/265x265/rotary-hammer-with-sds-plus-gbh-2-28-dfv-06112672l1.png)
![Protection of the user and the machine in case of overload or binding No abrupt blockage of the tool by unlatching clutch dogs and minimizing torque](https://www.bosch-pt.com.my/my/en/ocsmedia/18115-54/icon-image/265x265/rotary-hammer-with-sds-plus-gbh-2-28-dfv-06112672l1.png)
TECHNICAL DATA
Performance data |
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Impact rate at rated speed | 0 – 5,100 bpm |
Rated speed | 0 – 1,300 rpm |
Additional data |
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Rated input power | 850 W |
Impact energy (according to EPTA 05/2016) | 3.2 J |
Weight | 3.1 kg |
Tool holder | SDS plus |
Drilling range |
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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 | 16 – 68 mm |
Drilling dia. concrete, dust extraction unit | 4 – 16 mm |
Max. drilling diameter masonry, core cutters | 68 mm |
Max. drilling diameter in metal | 13 mm |
Max. drilling diameter in wood | 30 mm |
Total vibration values (Hammer drilling in concrete) |
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Vibration emission value ah | 11 m/s² |
Uncertainty K | 1.5 m/s² |
Total vibration values (Chiselling in concrete) |
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Vibration emission value ah | 11 m/s² |
Uncertainty K | 1.5 m/s² |
Hammer drilling in concrete |
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Vibration emission value ah | 11 m/s² |
Uncertainty K | 1.5 m/s² |
Chiselling in concrete |
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Vibration emission value ah | 11 m/s² |
Uncertainty K | 1.5 m/s² |
The A-rated noise level of the power tool is typically as follows: Sound pressure level 90 dB(A); Sound power level 101 dB(A). Uncertainty K= 3 dB.