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GSB 21 RE

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Technical data

The most important data

Here you will find the most important technical data for your professional Bosch tool at a glance!

Rated power input 1.100 W
No-load speed 0 – 900 / 3.000 rpm
Power output 630 W
Weight 2,9 kg
Rated speed 0 – 580 / 1.900 rpm
Torque (soft screwdriving applications) 40,0 / 14,5 Nm
Rated torque 9,6 / 3,2 Nm
Drill spindle connecting thread 1/2" – 20 UNF
Chuck capacity 1,5 – 13 mm
Impact rate at no-load speed 0 – 15.300 / 51.000 bpm
Max. torque 40,0 / 14,5 Nm
drilling range 
Drilling diameter in concrete 22 / 13 mm
Drilling diameter in wood 40 / 25 mm
Drilling diameter in steel 16 / 8 mm
Drilling diameter in masonry 24 / 16 mm

Noise/vibration information

Measured values determined according to EN 60745. Total vibration values (vector sum of three directions)

Thread-cutting 
Vibration emission value ah 2.5 m/s²
Uncertainty K 1.5 m/s²
Screwdriving 
Vibration emission value ah 2.5 m/s²
Uncertainty K 1.5 m/s²
Impact drilling in concrete 
Vibration emission value ah 14.6 m/s²
Uncertainty K 1.8 m/s²
Drilling in metal 
Vibration emission value ah 5.6 m/s²
Uncertainty K 1.5 m/s²
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