Kielder KWT-040-01 TYPE18 18V 1/2in ULTRA COMPACT IMPACT WRENCH, 4Ah Battery, Case

Product Code: KWT-040-01

£149.94 £124.95

Producing an impressive 400Nm of torque, this ultra compact Impact Wrench packs unrivalled power into a tool body that is only 110mm in length. Ideal for use in tight, awkward spaces and weighs just 1.6kg with a 4.0Ah battery fitted, so it is easy to manoeuvre and comfortable for prolonged use. Powered by a digital brushless motor, that optimises run-time, performance and durability. Equipped with 3 torque and speed modes (High / Medium / Low), as well as a variable speed trigger (forward & reverse) for control and versatility across a wide range of applications. Also features integrated LED work light that illuminates the work area from the base of the tool.

Please note: this product is not suitable for Scaffolding use.


  • Impressive 400Nm of torque from an ultra compact design; only 110mm length. Features Kielder G-Square Technology to reach top torque faster.
  • 3 torque and speed modes (High / Medium / Low), for more versatility across a wide range of fastenings.
  • Variable speed in forward and reverse, enhances the control in use.
  • Electronic brake, which offers near instant stopping power.
  • Professional quality digital brushless motor provides smooth, frictionless operation; prolongs battery life and optimises power delivery. 
  • Integrated LED light illuminates the work area from the base of the tool.
  • 1/2" Square Drive with ball bearing to secure socket.
  • Compatible with Kielder's interchangeable TYPE18 18v Li-ion battery system.
  • 3 year manufacturers warranty when registered with Kielder, terms and conditions apply.


Key Specification

  • Max Fastening Torque (High / Medium / Low): 400Nm / 280Nm / 175Nm
  • Max Bolt Diameter: M20
  • Drive: 1/2” Square
  • Tool Length: 110mm
  • Weight (with 4.0Ah battery): 1.6kg
  • Motor: Digital Brushless
  • Gearbox: All Metal
  • No Load Speed: 0-1600rpm / 2000rpm / 2600rpm
  • Impact Rate: 0-3300ipm
  • Vibration: 10 m/s2
Part Number KWT-040-01
Warranty 3 Year Warranty
Brand Kielder
Tool Kit Type 3 Piece Kit
Voltage 18V
Battery Capacity 4 Ah
Number of Batteries 1

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