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JET JAT-621, 1/2" Reversible Air Drill

Item #: 505621 
Manufacturer Item: 505621
The JAT-620 is 1/2" composite housing drill build with 800 rpm of speed for the Transportation and MRO markets with reversible design and industrial keyed chuck.


  • Impact resistant composite housing reduces tool weight, improving balance and reduces user fatigue
  • Industrial Jacobs's keyed chuck efficiently transfers torque when needed
  • Rugged, ball-bearing design for durability
  • Sealed ball bearing design keeps out contaminants promoting smooth operation
  • Side-mounted, forward/reverse switch for quick and easy direction changes
  • Variable-speed trigger for precise speed control


Length9.55 in
Width6.77 in
Height1.79 in
Weight2.9 lbs
Warranty2 Year
Air Consumption (CFM)4.0000
Air Hose (ID/In.)3/8
Air Inlet (NPT)1/4
Air Pressure (PSI)90
Chuck Size (In.)1/2
End User SellableYes
Free Speed (RPM)800.0000
Horse Power (HP)0.5000
Min. Air Hose (ID)3/8
Overall Length (In.)8-5/8
Sound Power (db) (A)90.0000
Sound Pressure (db) (A)83.0000
Spindle Thread (In./TPI)3/8"-24 UNF
Vibration Value (m/s²)0.4000