DIE GRNDR SLDE SWTCH 1/4 BRKNG-TOOL ONLY - Milwaukee Electric Tools

Part #: ML2939-20

The Milwaukee ML2939-20 M18 FUEL™ Braking Die Grinder with Slide Switch is engineered for professional technicians and mechanics who require corded performance without the hassle of a cord. This versatile 1/4" die grinder delivers robust power and enhanced safety features, making it an essential tool for demanding automotive and industrial applications. Designed for superior material removal and surface preparation, it allows for efficient work in tight spaces.

Key Features

  • POWERSTATE™ Brushless Motor: Delivers 27,000 RPM and the power equivalent of an 11A corded die grinder, ensuring sustained grinding power in challenging applications.
  • RAPIDSTOP™ Braking Technology: Enhances user safety by stopping cutting and sanding accessories in under 2 seconds.
  • REDLINK PLUS™ Intelligence: Provides advanced electronic communication between your batteries and tools, optimizing performance, protection, and tool life.
  • 1/4" Collet & 2" Accessory Compatibility: Accepts all 1/4" shank accessories and is compatible with up to 2" sanding and cutting wheels for a broad range of tasks.
  • Fatigue-Reducing Slide Switch: Features a lock-on slide switch design, ideal for continuous operation and reducing user fatigue during extended use.
  • M18™ System Compatibility: As a "tool-only" offering, it integrates seamlessly with your existing Milwaukee M18™ REDLITHIUM™ battery system (battery and charger sold separately), providing cordless freedom and exceptional runtime.

Applications

This professional-grade die grinder is ideally suited for a variety of tasks across automotive repair, fabrication, and industrial maintenance. Common applications include deburring metal components, grinding down welds, porting engine heads, polishing surfaces, and general material removal in confined areas. Its robust design ensures durability and reliable performance for tackling tough jobs in demanding environments.

Specifications

  • Manufacturer: Milwaukee Electric Tools
  • Model Number: ML2939-20 (2939-20)
  • Product Name: M18 FUEL™ Braking Die Grinder, Slide Switch
  • Power Source: Cordless (M18™ REDLITHIUM™ Battery System, battery sold separately)
  • Motor Type: POWERSTATE™ Brushless
  • Max RPM: 27,000
  • Collet Size: 1/4 inch
  • Brake: Yes (RAPIDSTOP™)
  • Switch Type: Slide Switch
  • Spindle Lock: Yes
  • Length (Tool-Only): 15.5 inches
  • Weight (Tool-Only): 2.89 - 3 lbs
Only 2 left in stock - order soon

$308.47

Add to Cart:

This product was added to our catalog on Sunday 31 May, 2026.

Similar Products

(image for) M12 FUEL Inline Die Grinder 2 Battery Kit
M12 FUEL Inline Die Grinder 2 Battery Kit
Milwaukee Electric Tools 2486-22
Your Price: $366.57
List Price: $528
31% off
(image for) M12 FUEL Inline Die Grinder (Bare Tool)
M12 FUEL Inline Die Grinder (Bare Tool)
Milwaukee Electric Tools 2486-20
Your Price: $241.49
List Price: $324
25% off
(image for) M18 FUELâ„¢ Braking Die Grinder, Slide Switch
M18 FUELâ„¢ Braking Die Grinder, Slide Switch
Milwaukee Electric Tools 2939-20
Your Price: $318.75
List Price: $418
24% off
(image for) M18 FUEL Variable Speed, Braking Die Grinder, Paddle Swit
M18 FUEL Variable Speed, Braking Die Grinder, Paddle Swit
Milwaukee Electric Tools 2984-20
Your Price: $371.40
List Price: $502
26% off
(image for) M18 FUEL™ 4-1/2" / 5" Dual-Trigger Braking Grinder
M18 FUEL™ 4-1/2" / 5" Dual-Trigger Braking Grinder
Milwaukee Electric Tools 2986-20
Your Price: $468.75
List Price: $586
20% off
(image for) Milwaukee Tool M18 FUEL 4-1/2"-6" Braking Grinder, Paddle Switch
Milwaukee Tool M18 FUEL 4-1/2"-6" Braking Grinder, Paddle Switch
Milwaukee Electric Tools 3670-22
Your Price: $751.68
List Price: $980
23% off
(image for) M12 FUEL 1/4 Inch Right Angle Die Grinder 2 Battery Kit
M12 FUEL 1/4 Inch Right Angle Die Grinder 2 Battery Kit
Milwaukee Electric Tools 3485-22
Your Price: $400.97
List Price: $593.3
32% off
(image for) M12 FUEL 1/4 Inch Right Angle Die Grinder
M12 FUEL 1/4 Inch Right Angle Die Grinder
Milwaukee Electric Tools 3485-20
Your Price: $252.30
List Price: $350.4
28% off
(image for) M12 FUEL™ 1/4" Straight Die Grinder Kit
M12 FUEL™ 1/4" Straight Die Grinder Kit
Milwaukee Electric Tools 3486-22
Your Price: $424.56
List Price: $677
37% off
(image for) M12 FUEL 1/4 Inch Straight Die Grinder
M12 FUEL 1/4 Inch Straight Die Grinder
Milwaukee Electric Tools 3486-20
Your Price: $251.93
List Price: $385
35% off
(image for) M12 FUEL 1/4 Inch Extended Die Grinder
M12 FUEL 1/4 Inch Extended Die Grinder
Milwaukee Electric Tools 3487-20
Your Price: $262.52
List Price: $418
37% off
(image for) M12 FUEL 1/4" RIGHT ANGLE DIE GRINDER
M12 FUEL 1/4" RIGHT ANGLE DIE GRINDER
Milwaukee Electric Tools ML3485-20
Your Price: $238.12