JAT-105, 3/4" Impact Wrench

JAT-105, 3/4" Impact Wrench

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JAT-105, 3/4" Impact Wrench

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High-quality tools designed for daily, 8 hour use in demanding applications and environments, the R8 Series are engineered with additional features for improved power, safety and comfort.


  • Twin Hammer impact mechanism delivers balanced power
  • Ergonomically designed grip absorbs vibration and reduces hand fatigue
  • Lightweight aluminum construction reduces weight
  • Easily adjustable, 3-position forward power setting
  • Performace @ 90 PSI. Air Inlet NPT 3/8". Min Hose Size 1/2"


  • Square Drive (In.) 3/4
  • Working Torque (Ft.) (Lbs.) 200-1,300
  • Max Torque (Ft.) (Lbs.) 1,500
  • Free Speed (RPM) 5,500
  • Blows Per Minute (BPM) 1,000
  • Impact Mechanism / Clutch Type Twin Hammer
  • Bolt Capacity (In.) 1
  • Anvil Retainer Type Ring/Hole
  • Air Inlet (NPT/In.) 3/8
  • Air Hose (ID/In.) 1/2
  • Air Pressure (PSI) 90
  • Air Consumption (CFM) 9.5
  • Sound Pressure (db) (A) 79
  • Sound Power (db) (A) 90
  • Vibration Value (m/s²) 12.9
  • Overall Length (In.) 8-3/4
  • Weight (Lbs.) 10.4

Warranty Information

Red Assurance Lifetime Warranty

Red Assurance Lifetime Warranty

We are confident of every Air Tool we manufacture. To prove it, we back every Air Tool that bears the JET name with a Lifetime Warranty. The JET Lifetime Warranty covers manufacturer's defects, but does not cover misuse, abuse, accidents, negligence, wear and tear, improper repair or alternations.

1 Year Wear and Tear

1 Year 'Wear & Tear' Coverage

JET covers all Air Tool repair costs including parts and labor for the first year of ownership. Proof of purchase is required. JET's 'Wear & Tear' Coverage does not cover misuse, abuse, accidents, negligence, improper maintenance, repair or alterations.


Full Series

Stock No.Model No.ClassificationSquare Drive (In.)Working Torque (Ft.) (Lbs.)Max Torque @ 5 Seconds (Ft.) (Lbs.)Max Torque (Ft.) (Lbs.)Purchase
Stock No.505101Model No.JAT-101Classification-Square Drive (In.)3/8Working Torque (Ft.) (Lbs.)25-300Max Torque @ 5 Seconds (Ft.) (Lbs.)-Max Torque (Ft.) (Lbs.)400Buy Now >> 505104
Stock No.505104Model No.JAT-104Classification-Square Drive (In.)1/2Working Torque (Ft.) (Lbs.)50-700Max Torque @ 5 Seconds (Ft.) (Lbs.)-Max Torque (Ft.) (Lbs.)900Buy Now >> 505105
Stock No.505105Model No.JAT-105Classification-Square Drive (In.)3/4Working Torque (Ft.) (Lbs.)200-1,300Max Torque @ 5 Seconds (Ft.) (Lbs.)-Max Torque (Ft.) (Lbs.)1,500Buy Now >> 505105

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