GBH 4-32 DFR Professional

Rotary Hammer with SDS plus

The fastest multi-hammer in the 4kg class

• Wide range of applications in chiselling and drilling work and when working with a core cutter
• Drills up to 30% faster (25 mm diameter) than other tools in its class
• Low vibration levels of only 12 m/s² for less tiring work due to Bosch Vibration Control

Functions & key features

Technical data

Performance data

Impact rate at rated speed

0 – 3,600 bpm

Rated speed

0 – 800 rpm

Additional data

Rated input power : 900 W

Impact energy : 4.2 J

Tool holder : SDS plus

Weight : 4.7 kg

Drilling range

Drilling dia. concrete, hammer drill bits : 6 – 32 mm

Opt. appl. range concrete, hammer drill bits : 14 – 25 mm

Drilling diameter in concrete with core cutters : 25 mm

Total vibration values (Hammer drilling in concrete)

Vibration emission value ah : 12 m/s²

Uncertainty K : 1.5 m/s²

Total vibration values (Chiselling in concrete) 

Vibration emission value ah : 9 m/s²

Uncertainty K : 1.5 m/s²

Hammer drilling in concrete

Vibration emission value ah : 12 m/s²

Uncertainty K : 1.5 m/s²

Chiselling in concrete

Vibration emission value ah : 9 m/s²

Uncertainty K : 1.5 m/s²