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MILWAUKEE

MILWAUKEE M18 ONEIWF12-502X FUEL ONE-KEY cordless impact spanner 1/2" with friction ring in HD Box (2x 5.0Ah battery + charger) - 4933451374

Recommended Retail Price €689.06
539.16 tax incl.
€445.59 excl. VAT (incl. all environmental contributions)
On order: delivered from 18/09/2026
each

Recommended Combinations
Bundle 1
Bundle 2
With Milwaukee M18 5 Ah Battery
milwaukee_4933451374
MILWAUKEE M18 ONEIWF12-502X... x 1
539.16
milwaukee_4932430483
MILWAUKEE M18 B5 Li-ion... x 1
86.27
Original Price (tax incl.): 625.43
You Save: -4.31
Bundle Price (tax incl.): 621.12

Milwaukee M12 & M18 Free Battery Promotion 2026

Receive a free M18 B5 18V 5.0 Ah Li-ion battery when purchasing participating Milwaukee M18 items from €225 excl. VAT! Promotion valid from 01.09.2026 to 30.09.2026.

How does it work?

  • Purchase participating Milwaukee M18 items for a minimum of €225 excl. VAT and receive a free M18 B5 18V 5.0 Ah Li-ion battery.
  • Register your purchase via the official promotion page.
  • Registration is possible until 14 October 2026. The invoice date must be between 01.09.2026 and 30.09.2026.
  • You can claim a maximum of 5 free batteries per end user.
  • After approval of your registration, you will receive the free battery directly from Milwaukee within 30 days.
  • The promotion is only valid for purchases with a billing address in the Netherlands, Belgium or Luxembourg.
  • Participating Milwaukee M18 tools are recognisable by the promotion label on the product page. Click the label to view all participating items.

Milwaukee M12 and M18 Free Battery Promotion 2026

Total fastening control with the Milwaukee impact wrench

  • Complete custom tool settings: Connect via bluetooth to configure speed, torque, and lighting settings precisely to your application requirements using the ONE-KEY app.
  • High torque in tight spots: Delivering up to 300 Nm with a head length of 155 mm, it allows you to fasten tough bolts in confined spaces.
  • Quick and secure socket changes: The 1/2" square drive with friction ring ensures solid socket retention while allowing swift accessory swaps during intensive tasks.

With the Milwaukee M18 ONEIWF12-502X cordless impact wrench, you take full command of heavy-duty fastening. Delivering up to 300 Nm of torque within a compact 155 mm head length, it lets you tackle tough tasks in confined spaces with ease. The 1/2" square drive with a friction ring ensures secure socket retention and quick swaps during demanding jobs. Connect via Bluetooth to the one-key app to customize speed, torque, and work light settings to your exact needs. This complete set includes two M18 B5 5.0Ah batteries, an M12-18 fc fast charger, a belt clip, and a durable hd Box.

Supplied as standard

  • 2 x M18 B5 Battery packs
  • M12-18 FC Charger
  • Supplied in: HD Box
  • Belt hook

Product description

  • M18 FIWF12 but with ONE-KEY technology
  • Connect via Bluetooth with the ONE-KEY app
  • Complete tool customisation via ONE-KEY app to tune the tool to your needs
  • Control speed, torque, start - end speeds and LED light
  • Configure to any application choosing optimum tool settings for repeatable precision
  • Program / save profiles for unmatched control
  • Select from a range of application profiles or quickly create your own for perfect results on every trigger pull
  • Save up to 4 custom settings to the tools memory for fast selection on the jobsite
  • ONE-KEY app also provides inventory function for total management of your complete tool / equipment fleet
  • Flexible battery system: works with all MILWAUKEE M18 batteries
Key features according to our expert
  • Battery voltage: 18 V
  • Number of settings (speed): 4
  • Number of batteries included: 2
  • With work light: Yes
  • UN number: UN3481
  • Type of system case: HD Box
  • Supplied in: System case
  • Head length: 155 mm
  • Weight: 1,1 kg
  • Retention type (socket): Friction ring
  • Tool holder type: External square
  • Capacity (battery): 5 Ah
  • With extended drive shaft: No
  • Tool holder size: 1/2"
  • Max. tightening torque: 300 Nm
  • Max. breakeway torque: 300 Nm
  • Product Range: Milwaukee M18
Specifications / All features
Battery voltage
18 V
Number of settings (speed)
4
Number of batteries included
2
With work light
Yes
Un number
UN3481
Type of system case
HD Box
Supplied in
System case
Head length
155 mm
Weight
1,1 kg
Retention type (socket)
Friction ring
Tool holder type
External square
Capacity (battery)
5 Ah
With extended drive shaft
No
Tool holder size
1/2"
Max. tightening torque
300 Nm
Max. breakeway torque
300 Nm
Battery type
Li-ion
Product range
Milwaukee M18
Sound pressure level, deviation (db(a))
3
Sound power level, measured, deviation (db(a))
3
Vibration level when tightening with maximum torque (m/s²)
7.7
Vibration level when tightening with maximum torque, deviation (m/s²)
1.5
Sound power level, measured (db(a))
104.5
Breakaway torque (nm)
300
Voltage (v)
18
No load speed (rpm)
900/ 1400/ 1900/ 2500
Max. screw size
M16
Number of batteries supplied
2
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