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JAT-402, 1/4" Extended Die Grinder

Durable, quality tools that can withstand frequent and rigorous applications, the R6 Series can handle 6 hour workdays and get the job done.
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  • Full-size, lightweight aluminum construction
  • Extended design for additional reach
  • Sealed ball bearing design keeps out contaminants promoting smooth operation
  • Safety throttle lock prevents accidental engagement
  • Variable-speed throttle ramps up to maximum RPM
  • Built-in air regulator for precise speed control
  • Rear facing exhaust
  • Performace @ 90 PSI. Air Inlet NPT 1/4". Min Hose Size 3/8"

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ClassificationR 6
Collet Size (In.)1/4
Body TypeFull, Extended
Horse Power (HP)0.5
Free Speed (RPM)22,000
Air Inlet (NPT/In.)1/4
Air Hose (ID/In.)3/8
Air Pressure (PSI)90
Air Consumption (CFM)4
Sound Power (db) (A)103
Sound Pressure (db) (A)93
Vibration Value (m/s²)5.4
Overall Length (In.)13-3/16
Weight (Lbs.)3.11

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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 & 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. 

Stock NoModel NoClassificationCollet Size (In.)Wheel Size (In.)Spindle Thread (In./TPI)Body TypeBuying Options
505400JAT-400R 61/8Pencil
Buy Now >> 505400
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505401JAT-401R 61/4Full, Straight
Buy Now >> 505401
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505402JAT-402R 61/4Full, Extended
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505403JAT-403R 61/4Mini, Right Angle
Buy Now >> 505403
Find Dealer >> 505403