Bosch GDS18V-330H 18V Brushless 1/2 inch Impact Wrench with 330 Nm Torque, Auto Bolt Release, 3-Speed Settings, LED Light, Bare Tool

For automotive technicians and assembly professionals who demand high torque in a compact package, the Bosch GDS18V-330H cordless impact wrench delivers 330 Nm of tightening torque and 700 Nm of breakaway torque. Its brushless motor and 18V battery system ensure efficient power delivery, while the 1/2" square drive handles M10 to M18 bolts with ease. The Auto Bolt Release function prevents overtightening, and the three speed/torque settings let you match the tool to the task.

Key specifications

• Max tightening torque: 330 Nm
• Max breakaway torque: 700 Nm
• No-load speed: 0-1300 / 0-2000 / 0-2500 rpm
• Impact rate: 0-2600 / 0-3200 / 0-3700 bpm
• Tool holder: 1/2" external square
• Motor type: Brushless
• Battery voltage: 18 V
• Battery system: Bosch Professional 18V System
• Head length: 145 mm
• Recommended screw diameter: M10 - M18
• Features: Auto Bolt Release, user interface with 3 speed/torque settings, LED light

Why choose it

The brushless motor provides longer runtime and durability, while the compact head length allows access to tight spaces. The three speed settings offer versatility for different applications, and the LED light illuminates the work area. Auto Bolt Release prevents damage to fasteners and workpieces by stopping rotation once the bolt is loosened. As part of the Bosch Professional 18V System, the tool is compatible with all Bosch 18V batteries and chargers.

Ideal use cases

• Automotive repair: removing and installing lug nuts, suspension components, and engine bolts
• Assembly work: fastening large bolts in metal structures and machinery
• Maintenance tasks: loosening rusted or over-tightened bolts
• Construction: driving large lag screws and anchors

Good to know

The tool is sold as a bare unit without battery or charger, making it ideal for users already invested in the Bosch Professional 18V platform. The ergonomic design and soft grip enhance comfort during prolonged use. The LED light automatically activates when the trigger is pressed, improving visibility in dark environments.