Tools / Power Tools
Bosch GWB 12V-10 Professional Angle Drill/Driver User Guide
Quick guide for the Bosch GWB 12V-10 Professional angle drill/driver, covering battery installation, tool changing, operation, and maintenance.
Table of contents
Quick guide from the manual
This document provides essential instructions for the Bosch GWB 12V-10 Professional angle drill/driver. It covers safety, assembly, operation, and maintenance. Always ensure the battery is removed before performing any maintenance or transport to prevent accidental activation.
Device Description
The GWB 12V-10 is a cordless angle drill/driver designed for driving and loosening screws, as well as drilling in wood, metal, ceramic, and plastic, particularly in hard-to-reach locations.
Assembly
Charging the battery: Use only the chargers listed in the technical data. The battery is supplied partially charged; charge it fully before first use.
Changing the tool: The drill spindle is locked when the on/off switch is not pressed, allowing for quick and easy tool changes. Open the keyless chuck by turning it, insert the tool, and tighten firmly by hand.
Operation
Inserting the battery: Insert the charged battery into the handle until it engages and is flush with the handle.
Setting the rotational direction: Use the rotational direction switch only when the tool is not in use. Press to the left for right rotation (drilling/screwing) and to the right for left rotation (loosening).
Switching on/off: Press and hold the on/off switch to start. Release it to stop. The integrated Power Light illuminates the work area.
Adjusting the speed: The speed is infinitely variable depending on how far the on/off switch is pressed.
Angled Drill Head: The drill head can be locked in 5 different angle positions. Press the release button to swivel the head to the desired position.
Maintenance and Cleaning
Always remove the battery before any work on the tool. Keep the tool and ventilation slots clean for safe and efficient operation.
Manufacturer information
Bosch
Practical help
Common problems
Tool does not start
Check battery charge level and ensure the battery is correctly inserted.
Tool stops during operation
The tool may be overloaded or the battery temperature is too high. Allow the tool to cool down.
Drill head does not lock
Ensure the release button is fully released after moving the head to one of the 5 positions.
Before use
- Charge the battery fully using a compatible Bosch charger.
- Ensure the rotational direction switch is in the desired position.
- Check that the drill head is locked in the correct angle position.
- Ensure the tool bit is securely tightened in the keyless chuck.
Specs in practice
- Rated voltage
- 12V DC, requires compatible Bosch 12V Li-ion batteries.
- No-load speed
- 0–1300 min-1, adjustable via the on/off switch.
- Max. drilling diameter
- 10mm for both steel and wood.
Model compatibility
- Compatible with Bosch GBA 12V series batteries.
- Compatible with Bosch GAL 12... and GAX 18... chargers.
Manual page author
Emily Carter
User documentation editor
Prepares concise manual descriptions and highlights the most useful setup, operation, and maintenance information for readers.