Milwaukee 2759-20 M18 FUEL 1/2″ Impact Wrench with ONE-KEY

Milwaukee 2759-20 M18 FUEL 1/2" Impact Wrench with ONE-KEY



Product Description

Milwaukee 2759-20 M18 FUEL 1/2″ Impact Wrench with ONE-KEY

with Pin Detent socket retention mechanism to maximize socket retention

ONE-KEY™ Mobile app features predetermined set-ups for specific fasteners and materials, or provides complete control over output speed and power to customize the tool for a specific application

Click here to create your ONE-KEY account and download the free app.

Click here for ONE-KEY support including FAQs and Support Library (videos).

  • Milwaukee’s 2nd Generation FUEL impact wrenches are smaller and more powerful compared to the 1st Generation Models
  • Shorter than 1st generation FUEL impact wrenches with smaller diameter motor housing
  • Improvements have focused on optimizing every element of power tool systems – Motor, Electronics and Batteries
  • POWERSTATE™ Brushless motors are more efficient than brushed motors to deliver more power and longer runtime
  • REDLINK PLUS™ Intelligence electronic system prevents damage to the tool and battery caused by overloading or overheating
  • REDLITHIUM™ batteries deliver more work per charge and over the life of the battery
  • Improved Impact Mechanism Design for more peak torque, reduced wear and longer life
  • Tool warranty: 5 years
  • Battery warranty: 3 year

Click here to create your ONE-KEY account and download the free app.

4-Mode DRIVE CONTROL™ for greater control over output speed and power

  1. Mode 1: Precision applications
  2. Mode 2: Prevents breaking, stripping or overdriving of fasteners
  3. Mode 3: Performance maximization
  4. Mode 4: Automatic Shut-Off

New Mode 4: Automatic Shut-Off

  • Shuts the tool down after 1 second of impact
  • Prevents overdriving fasteners causing damage to material
  • Ideal for applications such as fastening pipe clamps with equal pressure on each side for more uniform tightening

Need impact sockets?  Click here.


  • 1 – 2759-20 M18 FUEL 1/4″ Hex Impact Driver (tool only batteries and charger sold separately)
  • 1 – Belt Clip
 Milwaukee 2nd Gen. FUEL 1/2″ Compact Impact Wrench
Specifications (same as 2755-20 non-ONE-KEY impact wrench)
Model no. 2759-20 (2nd Gen.)
Drive 1/2″ Square
Socket Retention Mechanism Pin Detent
Maximum Torque 220 ft-lbs / 2,640 in-lbs
No Load Speed 0 to 2,500 RPM
No Load Impacts Per Minute 0 to 3,200 IPM
Mode 1 – factory setting 0 to 900 RPM
Mode 2 – factory setting 0 to 1,600 RPM
Mode 3 – factory setting 0 to 2,500 RPM
Mode 4 – factory setting Automatic Shut-Off
Length 6″
Weight 2.5 lbs


Click here for more info on how ONE-KEY works with the Milwaukee ONE-KEY M18 FUEL Impact Wrenches.

Milwaukee ONE-KEY – the basics:
1. Inventory Management
Free-to-use, cloud-based platform is available for download through the web and mobile app.
Keeping detailed records of tools, including non-Milwaukee brands will make it easy to build budgets and manage annual spending on equipment.
2. Tool Reporting
Provides time-based performance tracking of ONE-KEY tools.
ONE-KEY tools wirelessly synchronize with the ONE-KEY app to upload data and history.
Create custom reports that track tool performance.
Assists in tracking utilization and service intervals.
3. Tool Control
Settings for the 4 mode buttons can be changed using ONE KEY software on a smart phone.
Change the factory settings for parameters such as speed and torque.
Customized settings are “set-and-forget” – tools do not have to be in continuous contact with a smart phone for the settings to be in effect.
Factory settings can be reverted to at any time.
4. Tool Tracking
1. Identify ONE-KEY devices within 100 ft. (no battery needed for tracking)
Tracks all ONE-KEY compatible device within 100 ft. of your phone
Functionality is built into the tool itself and not the battery
All ONE-KEY devices are trackable even when the battery is not charged or on the tool
2. View last known location of a ONE-KEY tool
ONE-KEY app automatically stores the last time the tool was within 100 ft. of your phone
3. Provide alerts when lost ONE-KEY tools are found
Expand lost tool searches with the help of anyone with the ONE-KEY app
Opt in and get an updated location when any ONE-KEY enabled phone is within 100 ft. of the lost tool

Additional Information

Weight 5 lbs
Brand Name

Milwaukee Tools

18V Power Tools

Impact Wrenches, One-Key


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