Introducing the 36V Brushless SDS Max Rotary Hammer DH3640DA(H2Z) from HiKOKI.

Unleash unparalleled drilling and chiseling capabilities with the DH3640DA. This cordless rotary hammer boasts a 40mm drilling capacity into concrete and dual operating modes. Experience high-speed drilling and chiseling with its impressive impact energy. The tool prioritizes user well-being with UVP, reducing vibrations for extended comfort. Its durable brushless motor ensures a longer lifespan and minimal maintenance. Safety is paramount with RFC, stopping rotation during overload. Enjoy continuous chiseling effortlessly with the lock-on function. Precision is at your fingertips with the 4-stage electronic speed switch, complemented by constant speed control. Illuminate your workspace with the bright LED light for enhanced visibility.



  • Achieve exceptional drilling speed and chiseling performance, thanks to a high impact energy value.

  • Experience enhanced comfort during extended use with UVP (User Vibration Protection), effectively minimizing vibrations and reducing the risk of related injuries.

  • Ensure longevity and ease of maintenance with a robust and efficient brushless motor, offering durability for sustained performance.

  • Prioritize safety and workflow with RFC (Reactive Force Control), detecting tool overload and promptly halting rotation for user protection.

  • Simplify chiseling operations effortlessly with the lock-on function, allowing for easy and continuous use.

  • Achieve precision and optimal control through the 4-stage electronic speed switch and constant speed control.

  • Illuminate your workspace effectively with a bright LED light, ensuring excellent visibility for precise work at all times.



  • Creating openings in concrete and establishing anchor holes
  • Breaking down and sculpting concrete, defining edges, excavating gravel roads, compressing and tamping, creating grooves, cutting, removing layers, roughing surfaces, and more.



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



Power 36V

DC brushless 

Drilling ability

Drill bit: 40mm

Core Bit: 105mm

Compatible Drill bit SDS-max shank type
No-load rotation speed  250 to 500 min-1
Full-load impact rate 1,400 to 2,800 min-1
Switch Type Trigger switch
Handle Typle D-shaped handle
UVP (User Vibration Protection)  Yes
Low Vibration Handle
Lock-on Function
One-Push Action for Quick Bit Mounting Yes
Constant Speed Control
Dimensions ( L x W x H) 499 x 262 x 107 mm
Weight 7.4kg
Battery Type HiKOKI MultiVolt battery

Related Documents

DH3640DA(H2Z) High-res image
DH3640DA(H2Z) Specification Sheet
DH3640DA(H2Z) Product Card
DH3640DA(H2Z) Parts Diagram