Genuine Milwaukee Product

M18 FUEL™ Cordless Platform

POWERSTATE™ Brushless Motor

11A Corded Power

Up to 27,000 RPM

1/4" Collet

Accepts 1/4" Shank Accessories

Up to 2" Accessory Compatibility

RAPIDSTOP™ Brake

Brake Stops Compatible Accessories in Under 2 Seconds

Slide Switch Designed to Reduce User Fatigue

Spindle Lock for One-Wrench Accessory Changes

REDLINK PLUS™ Intelligence

Up to 12" of Weld Bead Removal with an M18™ XC5.0 Battery

Compatible with All Milwaukee M18™ Batteries

(1) Milwaukee M18 FUEL™ 1/4" Braking Die Grinder with Slide Switch (2939-20)

(1) 1/4" Collet

(1) Wrench

Battery, charger, and carrying case are not included.

Brand: Milwaukee

Model: 2939-20

Series: M18 FUEL™

Tool Type: Braking Die Grinder

Motor: POWERSTATE™ Brushless

Battery Platform: M18™

Collet Size: 1/4"

Maximum Speed: 27,000 RPM

Power Equivalent: 11A Corded Power

Switch Type: Slide Switch

Brake: RAPIDSTOP™

Brake Time: Under 2 Seconds with Compatible Cutting and Sanding Accessories

Maximum Accessory Size: Up to 2"

Accessory Shank: 1/4"

Spindle Lock: Yes

Battery Included: No

Charger Included: No

Carrying Case Included: No

Metal Fabrication

Weld Cleanup

Grinding

Deburring

Surface Preparation

Automotive Repair

Cutting Applications

Sanding Applications

Industrial Maintenance

Professional Metalworking

Orders are carefully inspected before shipping.
Most orders ship within one business day.
Items are securely packaged to help prevent damage during transit.
Original retail packaging is included when available. If unavailable, the item will be professionally packaged to ensure safe delivery.
Tracking information is provided once your order ships.

Covered by Milwaukee's manufacturer warranty where applicable.
Please refer to Milwaukee's official warranty policy for complete terms and coverage.

1. Do you sell genuine products?
Yes. Every product we sell is 100% authentic.

2. Does the Milwaukee 2939-20 include a battery or charger?
No. The 2939-20 is sold as a tool-only model. Battery and charger are sold separately.

3. What size accessories does the Milwaukee 2939-20 accept?
It accepts accessories with a 1/4" shank and supports compatible cutting and sanding accessories up to 2" in diameter.

4. What is the maximum speed of the Milwaukee 2939-20?
The POWERSTATE™ Brushless Motor delivers up to 27,000 RPM for demanding material removal and surface preparation applications.

5. What does the RAPIDSTOP™ Brake do?
RAPIDSTOP™ technology stops compatible cutting and sanding accessories in under 2 seconds after the tool is switched off, providing enhanced safety.

6. How powerful is the Milwaukee 2939-20?
The M18 FUEL™ 2939-20 is designed to deliver performance comparable to an 11A corded die grinder while providing cordless mobility.

7. Does the Milwaukee 2939-20 have a spindle lock?
Yes. The integrated spindle lock enables convenient one-wrench accessory changes.

8. Is the Milwaukee 2939-20 good for metal fabrication and weld cleanup?
Yes. Its high-speed brushless motor, cordless design, and accessory compatibility make it well suited for grinding, weld cleanup, deburring, surface preparation, and other professional metalworking applications.

9. When will my order ship?
Most orders are shipped within one business day.

10. Do you ship internationally?
Yes. We offer fast shipping to most countries worldwide.

11. What if the original box is not included?
If the original retail box is unavailable, the item will be carefully packaged to ensure safe delivery.