Model: GW19S

Gison GW19S (made in Taiwan) is an air heavy duty impact wrench.


  • Handle Exhaust.
  • Twin hammer impact mechanism features excellent duration.
  • 5 section torque knob enables user to choose proper torque when tightening or loosening nut or bolt to lessen damages.
  • Easy to service two-piece construction.
  • Ergonomic handle is suitable for single-hand operation.


  • All major automotive service work
  • Body shop
  • Farm
  • Light truck work


Mechanism Twin Hammer
Square Drive 1/2″
Bolt Capacity 16 mm
Max. Torque 460 (626 Nm)
Net Weight 2.60 kg
Length 185 mm
Air Consumption 0.78 m3/min
Air Inlet 1/4″
Hose Size 6.5 mm
Sound Pressure 79 dBA
Air Pressure 90 psi
Vibration 4.5 m/s2

Additional information

Weight 4 kg

Power Source

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