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MILWAUKEE M18 ONEFHIWF1DS-121C FUEL ONE-KEY 1" cordless impact spanner friction ring / short shaft in case (1x 12Ah FORGE battery + charger) - 4933499253

Recommended Retail Price €1,555.30
1,204.92 tax incl.
€995.80 excl. VAT (incl. all environmental contributions)
On order: delivered from 19/09/2026
each

Recommended Combinations
Bundle 1
Bundle 2
With Milwaukee M18 5 Ah Battery

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

High-torque Milwaukee impact wrench for heavy fastening

  • Extreme nut-busting torque: With 2711 Nm of loosening torque, you easily remove the most stubborn heavy-duty bolts.
  • Four selectable drive modes: You can adjust speed and power across four settings to match every specific application.
  • Extended cordless runtime: The included 12AH battery delivers dependable energy for demanding daily maintenance tasks.

With the Milwaukee M18 ONEFHIWF1DS-121C, you take command of heavy-duty fastening without the hassle of pneumatic air hoses. Delivering up to 2576 Nm of fastening torque and a nut-busting torque of 2711 Nm, it effortlessly removes stubborn, high-torque bolts on commercial vehicles and heavy machinery. The ergonomic D-handle and side handle configuration provide superior balance and control during intense horizontal or vertical operations. You can easily adapt speed and power to the task using the 4 drive modes, while integrated work lighting keeps your workspace clear. Manage and lock the tool wirelessly using ONE-KEY. This kit includes one 18V 12Ah forge battery (M18 FB12), M12-18 fc fast charger, lanyard ring, and carrying case.

Supplied as standard

  • 1 x M18 FB12 Battery pack
  • M12-18 FC Charger
  • Supplied in: Kitbox
  • Side handle
  • Tether ring

Product description

  • The M18 FUEL D-handle high torque impact wrench delivers 2576 Nm of fastening torque replacing AC, petrol or pneumatic solutions
  • Delivers up to 2711 Nm of nut-busting torque that enables bolts up to M42 to be unfastened
  • The 4 -Mode DRIVE CONTROL allows the user to shift into four different speed and torque settings to maximise application versatility
  • The integrated blow counting sensor enhances the consistent repeatability of the chosen torque setting
  • ONE-KEY tool tracking & security offers a free of charge cloud-based tracking network and inventory management platform for your tools. ONE-KEY also features a remote locking functionality. Customisation function allows for precise tool adjustment to application
  • Tri-LEDs deliver high definition lighting to increase workspace visibility
  • The HIGH OUTPUT system of tools elevates the M18 FUEL technologies to a new level and delivers extended performance and extended run time. These tools are designed to maximise the partnership with HIGH OUTPUT and FORGE batteries
  • 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: 1
  • With work light: Yes
  • Weight: 9,6 kg
  • Type of system case: Not applicable
  • Supplied in: Case
  • UN number: UN3481
  • Retention type (socket): Friction ring; Retaining pin
  • Capacity (battery): 12 Ah
  • Max. breakeway torque: 2711 Nm
  • Max. tightening torque: 2576 Nm
  • Tool holder type: External square
  • Tool holder size: 1"
  • With extended drive shaft: No
  • Product Range: Milwaukee M18
Specifications / All features
Battery voltage
18 V
Number of settings (speed)
4
Number of batteries included
1
With work light
Yes
Weight
9,6 kg
Type of system case
Not applicable
Supplied in
Case
Un number
UN3481
Retention type (socket)
Friction ring; Retaining pin
Capacity (battery)
12 Ah
Max. breakeway torque
2711 Nm
Max. tightening torque
2576 Nm
Tool holder type
External square
Tool holder size
1"
With extended drive shaft
No
Sound power level (lwa(db(a))
112.29
Vibration level when tightening with maximum torque, deviation (m/s²)
1.5
Vibration level when tightening with maximum torque (m/s²)
31.71
Product range
Milwaukee M18
Sound power level, deviation (db(a))
3
Sound pressure level, deviation (db(a))
3
Battery type
Li-ion
Breakaway torque (nm)
2711
Voltage (v)
18
No load speed (rpm)
600 / 700 / 900 / 1200
Max. screw size
M42
Number of batteries supplied
1
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