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Ergo-Series Impact Tools

KW-2800P1 (A)


All of our tools have a limited one-year warranty.

Guaranteed parts availability, quick turnaround on all repairs as a result of repairs done in-house.



  • Also known as the “Poor man’s pulse tool”, K&E’s Ergo-Series vibrate up to 4 times less than other impact wrench designs. Combined with extremely low noise levels and some of the best power/weight ratios produced in the world, the Ergo-Series™ tools are an excellent choice for people tired of getting beat up by their existing tools.


  • High Quality Japanese INDUSTRIAL TOOLS
  • Built-in Oil Reservoir ensures constant air motor lubrication (3800, 4500, 5000 Series)
  • One of the best power/weight ratios produced in the world
  • Reduction of operator fatigue due to lightweight, minimum vibration, and low noise levels
  • Patented N-Clutch design prevents lubrication loss in the clutch and minimizes wear to extend tool life
  • Patented N-clutch delivers constant hitting power – does not skip
  • Increased durability achieved by excellent clutches and minimum air consumption
  • Built-in 4 Position Air Regulator controls torque


  • Bolt Capacity: 1 1/8"
  • SQ Drive: 3/4" or 1"
  • Handle Style: Pistol
  • Speed (RPM): 3,000
  • Impacts per Min.: 800
  • Max Torque (ft lbs): 1,000
  • Recommended Torque (ft lbs): 250-875
  • Weight: 13.5 lbs
  • Length: 8 7/8"
  • Vibration: 3.4
  • Avg. Air Consumption (CFM): 7.9
  • Recomm. Hose Size: 3/8"
  • Sound db(A): 83