3/4" Magnesium Impact wrench

Our New Generation Extreme Series JHB-1198 is a standard-type air impact wrench with a 3/8” square drive that delivers an Extreme 2,200 Nm / 1,622 ft-lb bolts breakaway torque.

Made with new material, make it shorter and lighter. The super lightweight 3 kg / 6.4 lbs, durable, and well construction design reduces wrist strain and fatigue.

The products are developed for general repair service purposes in all situations.


  • Magnesium Alloy vs Aluminum Alloy: Lightweight (reduced by 33%) / Strength (increased by 40%) / Perfect Vibration Damping Capacity (25-40 times Dampening ability) / Excellent Stiffness (2 times stiffness) / Corrosion Resistance (4 times)
  • Lightest tool at 3.0 kg (6.4 lbs)
  • Fastest productivity Impact per minute 1,500 BPM.
  • Maximum loosening torque 2,400 ft-lbs (3,254 Nm)
  • Twin hammer mechanism with reinforced process to enhance durability and steady powerful torque.
  • High precision machined steel alloy casting motor cylinder enables the long durability of air motor.
  • Three forward power setting; Full power reverse.
  • Sensitive trigger enable the Multi-Speed ​​control.
  • Handle exhaust design.
  • Applicable in the general industrial use, construction, MRO (Maintenance, Repair and Overhaul) , rail, heavy machinery, oil and gas, shipbuilding, vehicle repair industry, heavy trucks, tire lanes and fleet maintenance.

Model No.Square DriveFree SpeedWorking TorqueAir InletAir HoseAir ConsumptionOverall LengthNet Weight
(inch)(r.p.m)ft-lbN-m(PT)(ID)cfml/mininchmmlbsKgs
JHB-11983/4"6,0001,2501,6873/8"3/8”71988.222096.43
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