• Power type: cordless
  • Battery voltage: 18 V
  • Battery included: no
  • Battery type: Li-Ion
  • Energy of an impact: 2 J
  • Maximum number of impacts per minute: 5100 min-1
  • Rotational speed: 1800 rpm
  • Mounting type: SDS Plus
  • Forging possibility: yes
  • Brushless motor: yes
  • Additional grip: no
  • AVT(Anti-Vibration Technology): no
  • Package: cardboard
  • Weight: 2.3 kg

Basic set elements:

  • Side Handle
  • Depth Stop
  • Cloth

The Bosch GBH 18V-21 Professional is a Brushless 18 Volt SDS Plus Rotary Hammer, providing lasting performance with 2.0 J impact energy and a brushless motor. The tool’s highly efficient brushless motor reduces the need for maintenance and improves the runtime per battery charge, which results in less downtime and increased tool longevity. It features three-mode operation for hammer drilling, drilling and chiselling to ensure high versatility. Lasting performance for drilling many holes and 20% longer battery runtime than predecessor. Fully compatible with the GDE 16 plus dust attachment. The GBH 18V-21 Professional comes with LED light, Rotation Control Clutch, Variable Speed, and Vario-Lock. The machine is sold with a Side Handle and Depth Stop as a Body Only machine in a cardboard box.


  • Bosch quality within reach – cordless comfort and brushless power
  • Powerful impact system with 2.0 J; three modes (drilling, hammer drilling, chiselling) ensure versatile use
  • Brushless motor reduces the need for maintenance and improves runtime per battery charge, less downtime and increased longevity
  • Good power-to-weight ratio with only 2.4 kg in weight; even capable enough for light chiselling applications


  • Max. impact energy: 2 J
  • Impact rate at rated speed: 0 – 5100 bpm
  • Rated speed: 0 – 1800 rpm
  • Tool holder: SDS plus
  • Vibration emission value ah: 10,0 m/s²
  • Uncertainty K: 1,5 m/s²
  • Vibration emission value ah: 7,0 m/s²
  • Uncertainty K: 1,5 m/s²
  • Sound pressure level: 90 dB(A)
  • Sound power level: 101 dB(A)
  • Uncertainty K: 3 dB
  • Weight excl. battery: 2.3 kg

Basic set elements:

  • Side Handle
  • Depth Stop
  • Cloth
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All of our products are the subject of a manufacturer's warranty. Please see the producer's website for further details like the warranty period and procedure. The warranty covers defects of the device such as material, workmanship or fastening.

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