Bosch GWG 12V-50 S: Compact 12V Cordless Grinder and Mini Sander for Tight Spaces

Designed for precision work in confined areas, the GWG 12V-50 S pairs a high-torque, brushless motor with an ultra-light, compact body to turn sanding, grinding and surface preparation into a fast, controlled task.

Power, speed and control you can feel

• High-performance brushless motor delivers smooth, consistent torque for metal grinding, deburring and weld seam removal.
• Idle speed range: 5000–15000 rpm with a 5-step speed selection for versatile materials and tasks.
• Variable speed trigger provides precise control to match disc type and work piece requirements.

Ergonomics that reduce fatigue

• Extremely light at 0.53 kg (weight excluding battery) and a compact profile designed to fit into tight corners and awkward angles.
• Small handle size supports comfortable, fatigue-free operation over extended sessions.

Versatility in one hand tool

• Suitable for grinding, deburring, sanding, cleaning, and surface preparation.
• Effective for removing weld seams and weld spots, particularly on metal surfaces.
• Compatible with 50 mm sanding discs, which are widely available across the market for easy replacement.

Disc and collet compatibility

• Supports 50 mm sanding discs and accommodates 6 mm and 8 mm diameter collets (collet included is 6 mm with nut).
• Innovative spindle design with a spindle lock for quick, secure accessory changes.

What’s in the box

• GWG 12V-50 S angle grinder / mini sander x1
• Collet 6 mm with nut
• Wrench
• Cardboard box