Bosch GSR12V-31 12V Brushless Cordless Drill Driver (Bare Tool, FlexiClick System)

The Bosch GSR12V-31 stands out in the 12V class with its brushless EC motor and FlexiClick compatibility, delivering corded-like performance in a compact, professional-grade package. This bare tool is the core of a modular system that adapts to drilling, screwdriving, and even angle or offset applications with optional attachments.

Highlights

• Brushless EC motor for high efficiency, long lifetime, and maintenance-free operation
• KickBack Control and Precision Clutch for enhanced user safety and precise screwdriving
• Integrated LED light and belt clip for convenience on the job
• Part of the Bosch Professional 12V System and FlexiClick System for maximum versatility
• Compact head length of only 115 mm for access in tight spaces

In daily use

The GSR12V-31 excels in demanding tasks such as drilling into wood up to 32 mm or steel up to 10 mm, and driving screws up to 8 mm. Its two-speed gearbox (0–460 rpm and 0–1,750 rpm) and adjustable torque settings allow precise control for both delicate and heavy-duty work. The brushless motor delivers up to 35 Nm of hard torque, ensuring consistent power without the wear of carbon brushes. The 1/4" internal hexagon chuck enables quick bit changes, and the tool's lightweight design reduces fatigue during extended use.

Full specifications

• Voltage: 12 V
• Max torque (hard): 35 Nm
• Max torque (soft): 20 Nm
• No-load speed (1st gear): 0 – 460 rpm
• No-load speed (2nd gear): 0 – 1,750 rpm
• Tool holder: 1/4" internal hexagon
• Max drilling diameter in wood: 32 mm
• Max drilling diameter in steel: 10 mm
• Max screw diameter: 8 mm
• Motor type: Brushless (EC motor)
• Number of gears: 2
• Battery type: Lithium-Ion (not included)
• Battery compatibility: Bosch Professional 12V System
• Features: KickBack Control, Precision Clutch, EMP, ECP, LED light, belt clip
• Scope of delivery: Bare tool only (no battery, charger, or attachments)
• Head length (base tool): 115 mm
• Sound pressure level: 73 dB(A)
• Sound power level: 84 dB(A)
• Vibration emission (drilling in metal): 2.5 m/s²
• Product line: FlexiClick System

Final note

For professionals who demand flexibility and durability, the Bosch GSR12V-31 is a reliable foundation for a modular tool system that grows with your needs.