M18™ impact wrench with pin detent



Engineered for heavy use, the M18™ impact wrench delivers maximum cordless power on the jobsite

With its Milwaukee® 4-pole frameless motor it delivers a staggering 610 Nm of torque, ideal for powering through the toughest of applications

REDLINK™ overload protection electronics in tool and battery pack deliver best in class system durability

½″ square drive with detent pin for secure socket retention

Ideal for heavy applications such as steel fabrication, mechanical fastening, industrial construction and automotive work

Light weight and ergonomically designed

Individual battery cell monitoring optimises tool run time and ensures long term pack durability

Fuel gauge displays remaining charge

REDLITHIUM™ battery pack provides superior pack construction, electronics and fade-free performance to deliver more run time and more work over pack life

Flexible battery system: works with all Milwaukee® M18™ batteries

Select Model Variant

HD18 HIW-402C

  • HD18 HIW-402C
  • HD18 HIW-0

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Range Spec

Product Specifications HD18 HIW-402C
HD18 HIW-402C
HD18 HIW-0
HD18 HIW-0
Article Number 4933441260, 49334412634933416195
Battery pack capacity (Ah) 4.0No batteries supplied
Battery type Li-ionLi-ion
Impact rate (ipm) 0 - 22000 - 2200
Kit included 2 x M18 B4 Battery packs, M12-18 C Charger, Kitbox
Max. torque (Nm) 610610
No load speed (rpm) 0 - 19000 - 1900
No. of batteries supplied 20
Supplied in KitboxNo kitbox or bag supplied
Tool reception ½″ square½″ square
Voltage (V) 1818
Weight (kg) 2.3
Weight with battery pack (EPTA) (kg) 3.0 (M18 B4)3.0 (M18 B4)
Sound power level (Lwa)(dB(A)) 9191
Sound power level uncertainty (dB(A)) 33
Sound pressure level (Lpa)(dB(A)) 8080
Sound pressure level uncertainty (dB(A)) 33
Vibration screw driving (m/s²) 11.311.3
Vibration screw driving uncertainty (m/s²) 1.51.5
Manuals & Spare Parts View View
Product Data A4 DownloadDownload
Product Data A4 - Landscape DownloadDownload
Product Data A5 DownloadDownload
Fact Tag 14.9 x 6.9cm DownloadDownload
Fact Tag 15.5 x 8.5cm DownloadDownload