Introducing the 36V Brushless 12.7mm Impact Wrench WR36DH(H4Z) from HiKOKI, a high-performance tool that takes on heavy-duty tasks effortlessly.

With an impressive top-class tightening torque of 380Nm, this impact wrench delivers exceptional power and efficiency. It features an Auto-Stop function that prevents over-tightening of bolts, ensuring precise and safe fastening. The Auto-Slow function suppresses drop nuts, providing enhanced control and stability during operations. With its user-friendly design, attaching and removing sockets is a breeze, saving you time and effort. Additionally, the IP56 rating ensures dust and water resistance, making it ideal for demanding work environments. The WR36DH(H4Z) is the ultimate choice for professionals seeking reliability, durability, and unmatched performance.


Product Features:

  • Top-class tightening torque of 380Nm
  • Equipped with Auto-Stop function to prevent over-tightening of bolts
  • Auto-Slow function to suppress drop nuts
  • Easy to attach and remove the socket
  • IP56 (dust and water resistant)



  • Includes 3 Years Standard Warranty with an additional 3 Years when registered online. Click here to register.





High tension bolt

M10 - M20


M10 - M16

Max. torque


Nut busting Torque


Square Drive

12.7mm (1/2”)

No load speed

High mode


Medium mode


Low mode


Single mode

0 - 3,000 (min-1)


0 - 2,400 (min-1)


0 - 1,200 (min-1)


0 - 1,800 (min-1)

Full load impact rate

0 - 4,100 (min-1)


2.0kg (with BSL36A18 battery)



Battery type

BSL36A18 : Li-ion MultiVolt (Battery A)

Related Documents

WR36DH(H4Z) Specification Sheet
WR36DH(H4Z) Product Card
WR36DH(H4Z) Product Manual
WR36DH(H4Z) Hi-Res Image