Product Line

Industrial Air Tools

Model No.: 4590 / 4590R, Air Die Grinder - 5" Extended (1HP/745W ), 22,000RPM
Steel housing
Round out : Below 0.1mm
Cylinder with heat treatment and durable bakelite of rotor blades
High quality and durable performance for industrial use
5" extended shaft is for grinding in narrow & hard-to-reach spaces or inside pipes
Elastic collet with excellent mounting and alignment
Self-Locking Lever to prevent accident start ups
Roll Valve design provides the convenience of long-time grinding jobs
Either of 4590(Self-Locking Lever) or 4590R (Roll Valve) for option

 Air Die Grinder - 5" Extended 

Model No.

4590 / 4590R

Free Speed

22,000 RPM

Collet Size

6mm / 1/4" or 8mm / 3/8"

Horse Power

1HP / 745W

Average Air Consumption

5CFM [141.6 L/min]


315mm (12.4 in.) / 320mm (12.6 in.)

Net Weight

1.7kg [3.7 lbs.]

Air Inlet


Air Pressure

90PSI [6.3 kg/cm²]

Packing Information
Model No.: 4590 / 4590R, Packing: 12PCS/CTN, N.W.: 22KG, G.W.: 23KG, CUFT: 1’