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Model#: JETN505481

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Brand new items;Full manufacturer warranty available
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New items with possible minor cosmetic damage; CPO 120 day money back guarantee
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JET JAT-481 1 HP 1/4 in. Extended Die Grinder

  • JET JAT-481 1 HP 1/4 in. Extended Die Grinder
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Ships Monday


Rated to last for those demanding 12 hour days, the R12 Series air tools are built to tackle the most extreme jobs. Engineered for Overtime, these tools feature the superior strength and durability needed across a wide range of applications.
  • Upgraded Full, 1 HP motors provide the heavy-duty power needed for harsh industrial environments
  • Impact resistant composite housings reduce tool weight and user fatigue
  • Extended design for additional reach
  • Variable-speed throttle ramps up to maximum RPM, while the safety lock prevents accidental engagement
  • 360-degree rotating air inlet keeps the air hose tangle free for added safety
  • Comes standard with 1/4 in. Erickson collet
  • Rear facing exhaust
Compliance and Restrictions
warning: This product can expose you to Lead, which is known to the State of California to cause Cancer and Birth Defect/Reproductive Harm. For more information go to


Length: 8.22 in.
Width: 9 in.
Height: 2.13 in.
Weight: 0.5 lbs.
Air Consumption: 4 CFM
Air Hose Diameter: 3/8 in.
Air Inlet NPT: 1/4 in.
Collet Size: 1/4 in.
Horsepower: 0.3 HP
PSI: 90
RPM: 20000
Sound Pressure: 80 dBa



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Is it a 1 horsepower or 0.3?
A shopper on Mar 2, 2019
BEST ANSWER: Model 505481 will be the 1 horsepower unit.