Skip to main content


Hitachi Koki Co.,Ltd.


14.4V Cordless Impact Wrench
with Brushless Motor

WR14DBDL Cordless Impact Wrench with Brushless Motor
  • Lithium-ion Battery
  • Brushless Motor
  • Compatible Batteries


  • For 12.7mm (1/2") square bit shank
  • Tightening/loosening torque 235Nm (2,080in.-lbs)
  • Hitachi's efficient brushless motor works approx. 40% more than our conventional brushed DC motor per battery charge
  • Easy to adjust to drive bolts in different sizes by 3 devices: Electronic trigger switch, Selective 4-stage to limit no load speed (900/1,400/2,000/2,600/min.) and Selective striking mode (Single or Continuous)
  • High capacity 4.0Ah Lithium-ion battery provides longer runtime per charge than 3.0 Lithium-ion battery
  • Two combinations of battery and charger*
  • Slide Lithium-ion battery BSL1440 (4.0Ah) or BSL1430 (3.0Ah), and charger UC18YRSL
    [Charging time: Approx. 60min. (BSL1440) / 45min. (BSL1430)]


Capacity: Bolt 10 - 16mm (3/8 - 5/8")
High Tension Bolt 8 - 14mm (5/16 - 9/16")
Drive 12.7mm (1/2") Square Bit Shank
Tightening Torque 235Nm (2,080in.-lbs)
Battery Voltage 14.4V
No Load Speed 0 - 900/1,400/2,000/2,600/min.
Full Load Impact Rate 0 - 3,200/min.
Overall Length 168mm (6-39/64")
Weight 1.6kg (3.5lbs.)
Standard Accessories 2 Batteries (BSL1440 or BSL1430), Charger (UC18YRSL), Carrying Case
*Combinations of battery and charger may vary by countries or areas.
Charging Time for Compatible Batteries
Battery Type
Voltage Type Capacity*1 Cooling
14.4V BSL1415 1.5Ah 40min. 22min. 22/60min
BSL1415X 1.5Ah 40min. 22min. 22/60min
BSL1420 2.0Ah 60min. 30min. 30/80min
BSL1425 2.5Ah 75min. 35min. 35/100min
BSL1430 3.0Ah 90min. 45min. 45/120min
BSL1440 4.0Ah 120min. 60min. 60/160min
BSL1450 5.0Ah 150min. 75min. 75/200min
*1 The figures of battery capacity are nominal values.
*2 With cooling fan.
*3 Two-way AC/DC charger usable with in-car power source.
Note: Manufacturer reserves the right to change specifications of parts and accessories without notice. Specifications and standard accessories may vary from country to country.