GBH3-28 DFR Professional Rotary Hammer with SDS plus

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

• Performance data

  Impact rate at rated speed

  0 – 4,000 bpm

  Rated speed

  0 – 900 rpm

  Additional data

  Rated input power

  800 W

  Impact energy

  3.1 J

  Tool holder

  SDS plus

  Voltage, electrical

  240 V

  Weight

  3.6 kg

  Drilling range

  Drilling dia. concrete, hammer drill bits

  4 – 28 mm

  Opt. appl. range concrete, hammer drill bits

  12 – 18 mm

  Total vibration values (Hammer drilling in concrete)

  Vibration emission value ah

  11.8 m/s²

  Uncertainty K

  1.5 m/s²

  Total vibration values (Chiselling in concrete)

  Vibration emission value ah

  10 m/s²

  Uncertainty K

  1.5 m/s²

  Hammer drilling in concrete

  Vibration emission value ah

  11.8 m/s²

  Uncertainty K

  1.5 m/s²

  Chiselling in concrete

  Vibration emission value ah

  10 m/s²

  Uncertainty K

  1.5 m/s²

  GBH 3-28 DFR Professional: Further information

  Product Highlights

  The GBH 3-28 DFR Professional is the most versatile tool in Bosch’s SDS plus corded rotary hammer category. Its compact housing enables multiple applications in narrow and tight workspaces. Designed for convenience, its L-shaped design provides a balanced weight distribution, while its Vibration Control allows effortless continuous work. It also features a high power-to-weight ratio, with an 800 W motor and a tool weight of only 3.6 kg.