Hammer drill with SDS plus attachment
- The compact machine body allows for various applications in tight and confined spaces
- High power-to-weight ratio with an 800 W motor and a weight of 3.6 kg
- L design and Vibration Control for effortless and uninterrupted work
Included in all variants
- Machine cloth
- Tube of grease
- Additional handle
- Case
- Depth limiter 210 mm
In addition for this variant
- SDS plus self-tightening chuck
- 13 mm quick-change chuck
Performance data
Number of blows at nominal speed* 0 – 4,000 blows/min
Nominal speed* 0 – 900 rpm
The most important data
SDS plus tool holder
Impact energy 3.1 J
Nominal power consumption* 800 W
Package dimensions (width x length x height)** 360 x 130 x 480 mm
Voltage, electric 230 V
Weight* 3.6 kg
Drilling range
Ø hole, concrete, hammer bits 4 – 28 mm
Optimal application range, concrete, hammer bits 12 – 18 mm
Total vibration values (Hammer drilling in concrete)
Vibration emission value ah 11.8 m/s²
Uncertainty grade K 1.5 m/s²
Total vibration values (Chiseling in concrete)
Vibration emission value ah 10 m/s²
Uncertainty grade K 1.5 m/s²
PRO HEAVY DUTY GBH 3-28 DFR: Additional information
Main product features
It is the most versatile tool in the Bosch SDS plus corded hammer drill category. The compact machine body allows for multiple applications in tight work environments. Designed for maximum comfort, its L-shaped design ensures balanced weight distribution, while the Vibration Control allows for uninterrupted and effortless work. It also stands out for its high power-to-weight ratio, with an 800 W motor and a tool weight of only 3.6 kg.
Equipment and application
This tool is designed for light drilling and chiseling work in concrete, masonry, wood, and metal. It is compatible with various dust extraction accessories.
Additional information
This tool also features a self-tightening chuck for cylindrical shank bits, a quick-change chuck (SDS plus), and functions such as Reverse Mode, Rotation Control Clutch, Variable Speed, and Vario-Lock.
