Most versatile performance in the SDS-plus hammer drill segment: Bosch GBH 3-28 DFR Professional with case
Designed for a wide range of drilling applications in concrete, stone, metal and steel, Bosch hammer drills set standards in terms of performance and robustness.
Features:
- Rated input power: m800 W
- Impact energy: 3.1 J
- Impact rate at nominal speed: 0 - 4,000 min-1
- Rated speed: 0 - 900 min-1
- Tool holder: SDS-plus
- Voltage, electrical: 230 V
- Drill-Ø concrete, hammer drill: 4 - 28 mm
- Opt. application range concrete, hammer drill: 12 - 18 mm
- Drill-Ø in concrete with hollow core bits: 68 mm
- Max. drill-Ø masonry, core bits: 82 mm
- Max. Drill diameter in metal: 13 mm
- Max. drill-Ø wood: 30 mm
- Hammer drilling in concrete: Vibration emission value ah: 13 m/s²
- Uncertainty K: 2 m/s²
- Chiselling: Vibration emission value ah: 9.5 m/s²
- Uncertainty K: 1.5 m/s²
- weight: 3,6 kg