Impact drills

GSB 21-2 RCT Professional

Impact Drill

The most powerful tool in its class with Constant Electronic and Torque Control for the toughest applications

  • Bosch high-performance motor (1300 W) with high torque for the most heavy-duty applications with large diameters (drilling, working with core cutters and holesaws), screwdriving and stirring
  • Constant Electronic for more convenient work: keeps the speed constant, even under load
  • Torque Control for high precision: torque preselection for uniform screwdriving
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Functions & key features

Best work results with constant speed thanks to electronic regulation of speed - even under load
 Various torque settings to provide precise control.
Protection of the user and the machine in case of overload or binding No abrupt blockage of the tool by unlatching clutch dogs and minimizing torque
Convenient change of accessories Keyless chuck opens and closes easily
Optimized torque for screwdriving and speed for drilling thanks to 2-speed planetary gearbox

Your Selection

  • in carrying case with auxiliary handle
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959 TND Recommended retail price including VAT
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in carrying case with auxiliary handle 0 601 19C 700
959 TND Recommended retail price including VAT

GSB 21-2 RCT Professional

Your Selection

in carrying case with auxiliary handle

Order number: 0 601 19C 700

959 TND

Recommended retail price including VAT

Find a local dealer

Technical data

Additional data

Rated input power 1,300 W
Weight 2.85 kg
No-load speed, 1st gear 0 – 900 rpm
No-load speed, 2nd gear 3,000 rpm
Power output 695 W
Impact rate at no-load speed 0 – 15,300 / 51,000 bpm
Rated speed 3,000 rpm
Rated torque 7.8 / 2.6 Nm
Drill spindle connecting thread 1/2"-20 UNF
Chuck capacity, min./max. 1.5 – 13 mm
Max. torque 43.0 Nm
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GSB 21-2 RCT Professional: Further information

Product Highlights

The GSB 21-2 RCT Professional is a 2-gear corded impact drill with constant speed and torque control designed for the toughest jobs. Its strong 1,300 W motor with high torque makes it ideal for heavy-duty applications. It features constant speed that conveniently maintains the selected work speed even under intense load. The impact drill’s torque control enables torque pre-selection for high precision work.

Equipment & Application

This tool is intended for drilling in concrete, stone, and masonry. It is compatible with the dust attachment GDE 16 Cyl Professional.

After Sales Service

Fast and reliable. The service for Bosch Power Tools guarantees your complete satisfaction.

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