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JET JAT-401, 1/4" Die Grinder

Item #: 505401 
Manufacturer Item: 505401
The JAT-401 features a powerful motor and aluminum housing. Built with durability in mind, this tool will withstand the daily grind you need to get your job done.


  • Built-in air regulator for precise speed control
  • Full-size, lightweight aluminum construction
  • Safety throttle lock prevents accidental engagement
  • Sealed ball bearing design keeps out contaminants promoting smooth operation
  • Variable-speed throttle ramps up to maximum RPM


Length6.99 in
Width3.78 in
Height2.03 in
Weight1.67 lbs
Warranty2 Year
Air Consumption (CFM)4.0000
Air Hose (ID/In.)3/8
Air Inlet (NPT)1/4
Air Pressure (PSI)90
Body TypeFull, Straight
Collet Size (In.)1/4
End User SellableYes
Free Speed (RPM)23000.0000
Horse Power (HP)0.5000
Min. Air Hose (ID)3/8
Overall Length (In.)6-3/4
Sound Power (db) (A)103.0000
Sound Pressure (db) (A)93.0000
Vibration Value (m/s²)5.4000