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Koki Holdings Co.,Ltd.


18V Cordless Impact Driver

18V Cordless Impact Driver WH18DL2
  • Lithium-ion Battery


  • 18V and max torque: 170Nm (1,510in.-lbs.)
  • 2-mode power: Save mode or Power mode
  • High capacity 4.0Ah Lithium-ion battery provides longer runtime per charge than 3.0Ah Lithium-ion battery
  • Two combinations of battery and charger*
  • Cassette Lithium-ion battery BCL1840 (4.0Ah) or EBM1830) (3.0Ah), and charger UC18YRL
    [Charging time: Approx. 60min. (BCL1840) / 45min. (EBM1830))]
  • LED light on body


Capacity: Bolt 6 - 14mm (1/4 - 9/16")
Capacity: High Tension Bolt 6 - 12mm (1/4 - 15/32")
Capacity: Machine Screw 4 - 10mm (5/32 - 3/8")
Drive 6.35mm (1/4") Hex Bit Shank
Tightening Torque : Power mode 170Nm (1,510 in.-lbs.)
Tightening Torque : Save mode 95Nm (840 in.-lbs.)
Battery Voltage 18V
No Load Speed : Power mode 0 - 2,600/min.
No Load Speed : Save mode 0 - 2,000/min.
Full Load Impact Rate 0 - 3,200/min.
Overall Length 161mm (6-11/32")
Weight 1.7kg (3.7 lbs.)
Standard Accessories Battery (BCL1840 or EBM1830)), Charger (UC18YRL), Carrying Case
*Combinations of battery and charger may vary by countries or areas.
Charging Time for Compatible Batteries
Battery Charger
Voltage Type Capacity*1 Cooling
18V BCL1815 1.5Ah 60min 40min 20min 22/60min
BCL1820 2.0Ah 80min 60min 30min 30/80min
BCL1830 3.0Ah 120min 90min 45min 45/120min
BCL1840 4.0Ah 160min 120min 60min 60/160min
*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.