Milwaukee M18 FUEL ONE-KEY high torque impact wrench 1356 Nm

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Milwaukee M18 FUEL™ ONE-KEY™ High Torque Impact Wrench ½" 1,356 Nm Friction Ring - M18ONEFHIWF12-0

Milwaukee M18 FUEL™ ONE-KEY™ high torque impact wrench with 1,356 Nm fastening torque, ½” friction ring anvil, and 213 mm compact length.

  • 4-Mode DRIVE CONTROL with 0-550⁄1,400⁄1,750 RPM and bolt removal mode to 1,898 Nm nut-busting torque
  • Integrated blow counting sensor for torque repeatability
  • ONE-KEY™ tool tracking, customization, and security
  • PowerState™ brushless motor with RedLithium™ battery compatibility (batteries not included)
  • Model: M18ONEFHIWF12-0

Product Information

Stock Code M18ONEFHIWF12-0
MPN M18ONEFHIWF12-0X
GTIN —
Stock status: 6 available
Price: £318.94
incl. VAT, 20% priced individually

Product Features
Voltage 18V M18™ cordless
Fastening Torque 1,356 Nm maximum
Nut-Busting Torque 1,898 Nm
Speed Settings 0-550/1,400/1,750 RPM
Impact Rate 0-950/0-1,750/0-2,100 ipm
Drive Size ½" square with friction ring
Length 213 mm (8.39 in)
Weight (with M18 B5 battery) 3.3 kg (7.3 lbs)
Motor Type Brushless (PowerState™)
System Compatibility Compatible with all M18™ RedLithium™ batteries

Compatibility Guide

Battery Compatibility

Works with all Milwaukee M18™ RedLithium™ battery packs (1.5Ah–12.0Ah). Runtime and performance may vary based on battery capacity.

Accessory Compatibility

½" square drive accepts standard impact-rated sockets up to M33 bolt diameter.

Application Matrix

Trade Use Cases

Suitable for mechanical, construction, and utility professionals requiring high torque for structural bolts, wheel lugs, industrial fasteners, and maintenance tasks.

ONE-KEY™ System Integration

Integrate with the ONE-KEY™ app for tool tracking, security, and performance customization. Access via smartphone or desktop.

Frequently Asked Questions

  • What battery system does this impact wrench use?

    Uses Milwaukee M18™ RedLithium™ batteries. Compatible with all M18™ packs. Batteries not included with model M18ONEFHIWF12-0.

  • What is the torque specification for this tool?

    Delivers 1,356 Nm maximum fastening torque and 1,898 Nm nut-busting torque. Suitable for demanding fastening and removal tasks.

  • Does this tool include batteries and a charger?

    No, model M18ONEFHIWF12-0 is supplied bare. Batteries and charger are sold separately.

  • What type of applications is this impact wrench designed for?

    Ideal for structural steel assembly, heavy equipment maintenance, large fastener installation, and mechanical overhaul requiring high torque and control.

  • What warranty coverage does this tool have?

    Covered by a 3-year Milwaukee warranty upon registration. Battery warranty separate.

  • Is this tool compatible with ONE-KEY technology?

    Yes, full ONE-KEY™ integration for tracking, security, inventory management, and custom drive control via cloud-based platform.

Brand

milwaukee