Bosch GDR 12V-115 Bare Unit Impact Wrench

The Bosch 12V impact wrenches described here are compact, brushless units designed for precise control in tight spaces and overhead applications. Both models emphasize a lightweight, pistol-grip design and compatibility with Bosch Professional 12V batteries and chargers. One model is sold as a bare unit (body only), while the other is described with typical bare-unit features and performance options. Both use a 3/8 inch square drive and offer two-stage power control to improve accuracy and prevent overtightening. These tools are intended for screwdriving and fastening tasks, delivering efficient performance in a small, lightweight package.

Features

• Brushless EC motor for longer life
• Very compact design for handling in tight spaces
• 3/8 in square drive
• Two-stage Power Control to prevent overtightening
• Compatible with Bosch Professional 12V batteries and chargers
• Available as bare unit (no battery or charger) or body-only versions

Technical specifications

• GDS 12V-115: Max Torque 115 Nm; No Load 0-2,600 rpm; Impact 0-3,100 bpm; Weight 0.9 kg (body only); 12 V; Drive 3/8 in; Li-ion; 2 torque settings; Bolt size M4–M12; Compatible with Professional 12V System
• GDR 12V-115: Max Torque 110 Nm; No Load 0-1,200/0-2,600 rpm; Impact 0-2,700/0-3,100 bpm; Weight 0.9 kg incl. battery; Tool Holder 3/8 in Square; 2 torque settings; Bolt size M4–M12; Features include charge level indicator, Electronic Cell Protection, speed selection, and variable speed; Bare unit indicated