Description
Milwaukee 2939-20 M18 Braking Die Grinder with Slide Switch
Corded Performance. Industrial Safety. Total Mobility.
The Milwaukee 2939-20 M18 FUEL™ Braking Die Grinder with Slide Switch delivers the power of a corded grinder while providing the freedom and safety features required for modern industrial jobsites. Driven by the POWERSTATE™ Brushless Motor, this die grinder generates a massive 20,000 RPM, allowing it to outperform 11-amp corded models. Whether you are deburring heavy pipe, cleaning welds, or porting metal, this tool provides the torque and speed necessary for the most demanding applications.
Safety is at the core of the 2939-20. It features RAPID STOP™ technology, which stops all 1/4-inch accessories in under 2 seconds, significantly reducing the risk of injury or damage to the workpiece. The lock-on slide switch is designed for comfort during extended use, while the universal 1/4-inch collet ensures compatibility with all standard burrs and stones. Part of the M18™ system, it offers the ultimate combination of performance, safety, and durability.
Why the Milwaukee M18 FUEL™ Braking Die Grinder is an Industrial Essential:
- Corded Power Performance: Outperforms 11-amp corded grinders, providing the high speed needed for rapid material removal.
- RAPID STOP™ Brake: Enhances user safety by stopping the accessory in less than 2 seconds after the switch is turned off.
- Slide Switch with Lock-On: Optimized for ergonomics and reduced hand fatigue during long, continuous grinding sessions.
- POWERSTATE™ Brushless Motor: Designed for the professional, providing longer motor life and consistent power under heavy load.
- REDLINK PLUS™ Intelligence: The most advanced electronic system in its class, protecting the tool from overload and overheating.
Specifications
| Feature | Specification |
| Voltage | 18V (M18™ System) |
| Motor Type | POWERSTATE™ Brushless |
| Collet Size | 1/4 Inch |
| Maximum RPM | 20,000 RPM |
| Switch Type | Slide Switch (Lock-On) |
| Braking System | RAPID STOP™ (Under 2 Seconds) |
| Weight | 3.5 lbs (Bare Tool) |
| Length | 15.1 Inches |
Frequently Asked Questions
+ Does this tool come with a battery and charger?
+ What is the advantage of the Slide Switch?
+ Which battery is recommended for heavy grinding?
+ Does the braking system wear out the tool?
Product Specifications
category_bullets: |
• RAPIDSTOP™ Brake: Stops most accessories in under 2 seconds. • High Performance: 27,000 RPM motor for fast material removal. • Weld Removal: Clears up to 12" of weld bead per charge (5.0Ah). • Slide Switch. |
selling_points: |
✔️ Spindle Lock: Fast, one-wrench accessory changes. ✔️ M18 FUEL™ Power: Outperforms corded die grinders. ✔️ Versatile Fit: Compatible with all 1/4" shank accessories. ✔️ M18 FUEL™ Bare Tool. |