Bosch Mid-Torque impact wrench

Bosch Mid-Torque impact wrench

The Bosch GDS18V-330C Mid-Torque Impact Wrench is a professional-grade cordless fastening tool designed to deliver the perfect balance between power, size, and control. Built with a high-efficiency brushless motor, this impact wrench provides strong torque for tightening and removing bolts, lag screws, anchors, and lug nuts without the bulk of larger high-torque models. Its compact design allows users to work comfortably in tighter spaces while still delivering impressive fastening performance. The tool features multiple speed settings, intelligent control modes, and connectivity options that help improve accuracy and efficiency on the job. Whether working in automotive repair, steel construction, equipment maintenance, or general contracting, the GDS18V-330C offers reliable cordless power for demanding applications.
📖 4 min read 👁 14 views 🗓 Aug 22, 2026

Specifications

  • Brand: Bosch
  • Model: GDS18V-330C
  • Tool Type: Cordless Mid-Torque Impact Wrench
  • Battery Platform: Bosch 18V System
  • Motor Type: Brushless Motor
  • Drive Size: 1/2 Inch Square Drive
  • Maximum Fastening Torque: 330 ft-lbs (447 Nm)
  • Maximum Breakaway Torque: 590 ft-lbs (800 Nm)
  • No-Load Speed: 0-1,000 / 0-1,500 / 0-2,300 RPM
  • Impact Rate: Up to 3,300 IPM
  • Speed Settings: 3-Speed Control
  • Weight: Approximately 3.5 lbs (Tool Only)
  • Connectivity: Bosch PRO360 Compatible
  • Power Source: Rechargeable Lithium-Ion Battery
  • Application: Fastening and Loosening Heavy-Duty Fasteners

How to Use

  • Charge Battery: Fully charge a compatible Bosch 18V battery before use.
  • Install Battery: Slide the battery securely into the impact wrench.
  • Select Socket: Choose the correct impact-rated socket for the fastener.
  • Attach Socket: Install the socket firmly onto the 1/2-inch drive anvil.
  • Choose Speed Mode: Select the appropriate power setting for the task.
  • Position Tool: Place the socket squarely over the nut or bolt.
  • Start Operation: Pull the trigger gently to begin tightening or loosening.
  • Control Torque: Use lower speeds for precision work and higher speeds for heavy-duty fastening.
  • Inspect Fastener: Verify proper tightening or complete removal after operation.
  • Store Tool: Remove the battery, clean the tool, and store it in a dry location.

Key Features

  • Brushless Motor Technology: Delivers strong performance, improved efficiency, and longer motor life compared to traditional brushed motors.
  • 330 ft-lbs Fastening Torque: Provides ample power for structural fastening, lag bolts, anchors, and automotive applications.
  • 590 ft-lbs Breakaway Torque: Helps remove stubborn, rusted, or over-tightened fasteners with confidence.
  • Three-Speed Power Control: Allows users to match speed and torque output to different applications.
  • Auto Stop Function: Helps prevent over-tightening by automatically stopping at specific stages of fastening.
  • Auto Bolt Release Mode: Stops tool rotation when a loosened fastener is detected, helping prevent dropped nuts and bolts.
  • Connected-Ready Technology: Compatible with Bosch connectivity systems for customized settings and tool management.
  • Compact Mid-Torque Design: Provides an excellent balance between power and maneuverability.
  • Onboard User Interface: Gives quick access to speed settings, tool status, and lighting controls.
  • LED Work Light: Improves visibility in dimly lit work environments.
  • Heavy-Duty Construction: Built to withstand demanding professional job site conditions.
  • Cordless Convenience: Eliminates the need for air hoses, compressors, and extension cords.

Applications

  • Automotive Repair: Ideal for removing and installing lug nuts, suspension bolts, and vehicle components.
  • Steel Construction: Suitable for fastening structural bolts and metal framework.
  • Equipment Maintenance: Helps service machinery, industrial equipment, and mechanical assemblies.
  • Concrete Anchoring: Useful for tightening anchor bolts and heavy-duty fasteners.
  • Construction Projects: Supports framing, assembly, and installation work on job sites.
  • Facility Maintenance: Assists technicians with repair and maintenance tasks.
  • Mechanical Workshops: Provides reliable fastening power for everyday repair work.
  • Industrial Installations: Suitable for assembling machinery and production equipment.
  • Agricultural Equipment Service: Helps maintain tractors, trailers, and farm machinery.
  • DIY Heavy-Duty Projects: Gives advanced users professional-level fastening performance for larger projects.

Benefits and Advantages

The Bosch GDS18V-330C Mid-Torque Impact Wrench offers an excellent combination of power, portability, and intelligent control. Unlike larger high-torque impact wrenches, it provides substantial fastening and breakaway force while remaining compact enough for comfortable everyday use. The brushless motor improves efficiency and runtime, while advanced features such as Auto Stop and Auto Bolt Release help protect fasteners and improve workplace safety. Many professionals appreciate its balance of size and performance, making it capable of handling most automotive, construction, and maintenance tasks without the weight of larger impact tools. Its cordless design and smart connectivity features further enhance productivity on modern job sites.

Conclusion

The Bosch GDS18V-330C Mid-Torque Impact Wrench is a versatile and powerful cordless fastening solution designed for professional users. Its brushless motor, high torque output, advanced control modes, and compact design make it suitable for a wide variety of applications, from automotive repairs to structural construction work. For users seeking a balance between portability and performance, this impact wrench delivers reliable results while maintaining excellent control and convenience. It is a valuable addition to any professional tool collection.