Durable and flexible.
The Bosch Cordless Drill Kit GS 18V-50 has a robust brushless motor.

FEATURES
Robust brushless motor for durability and flexibility.
Intelligent brushless motor for efficiency, endurance, and compactness.
Robust metal chuck and compact ergonomic design ideal for heavy-duty job.
Professional 18V System works with Bosch batteries and chargers of the same voltage.

Battery Voltage    :18V

Torque (soft/hard/max.)    : 28/50/50 Nm

No-load speed (1st gear / 2nd gear)    : 0 – 460 / 0 – 1,800 rpm

Battery type    : Lithium-ion

Chuck capacity (min. - max.)    : 1.5 / 13 mm

Max. impact rate    : 27,000 bpm

Weight excl. battery    : 1.1 kg

Torque settings    : 20+2

Max. drilling diameter    
Aluminium : 13 mm
Wood : 35 mm
Steel : 13 mm
Masonry : 13 mm

Max. screw diameter    : 10 mm