Top performance with 20% less vibration
- High drilling rate and 20% higher chiselling power than other rotary hammers in its class
- 20% less vibration than other hammers in its class for more comfortable working due to Bosch Vibration Control
- Quick change chuck for fast changes between drilling with impact in concrete and drilling without impact in wood and metal
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Technical data
Specification overview
| Rated input power* | 800 W |
| Impact energy* | 3.1 J |
| Impact rate at rated speed | 0 – 4,000 bpm |
| Rated speed | 0 – 900 rpm |
| Weight | 3.6 kg |
| Tool dimensions (length) | 354 mm |
| Tool dimensions (height) | 233 mm |
| Tool holder | SDS plus |
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Drilling Range:
| Drilling dia. concrete, hammer drill bits* | 4 – 28 mm |
| Opt. appl. range concrete, hammer drill bits | 12 – 18 mm |
| Drilling diameter in concrete with core cutters | 68 mm |
| Max. drilling diameter masonry, core cutters | 82 mm |
| Max. drilling diameter in metal | 13 mm |
| Max. drilling diameter in wood | 30 mm |
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Total vibration values (Hammer drilling in concrete)
| Vibration emission value ah | 13 m/s² |
| Uncertainty K | 2 m/s² |
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Total vibration values (Chiselling)
| Vibration emission value ah | 9.5 m/s² |
| Uncertainty K | 1.5 m/s² |
Details for GBH 3-28 DFR Professional
| Specification | |
|---|---|
| Part number | 0 611 24A 0L0 |
| EAN code | 3165140544542 |
