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Bosch GBH 2-28 DFV

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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!Construction The professional power tools for construction from Bosch.Comfortable working thanks to low vibration by adding rubber mounting/foam padding to the handlesEasy and precise control of the RPM thanks to variable speedProtection 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

TECHNICAL DATA

Performance data

Impact rate at rated speed 0 – 5,100 bpm
Rated speed 0 – 1,300 rpm

Additional data

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

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)

Vibration emission value ah 11 m/s²
Uncertainty K 1.5 m/s²

Total vibration values (Chiselling in concrete)

Vibration emission value ah 11 m/s²
Uncertainty K 1.5 m/s²

Hammer drilling in concrete

Vibration emission value ah 11 m/s² 
Uncertainty K 1.5 m/s² 

Chiselling in concrete

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.


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