GBH 2-28 DFV PROFESSIONAL

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

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.