Product Line

Industrial Air Tools

Model No.: 4550 / 4550R,Air Die Grinder (0.5HP/373W ), 18,000RPM
Round out : Below 0.1mm
The compact and powerful design
High quality and durable performance for industrial use
Self-Locking Lever to prevent accident start ups
Either of 4550 (Self-Locking Lever) or 4550R (Roll Valve) for option

Air Die Grinder

Model No.

4550 / 4550R

Free Speed

18,000 RPM

Horse Power

0.5HP / 373W

Collet Size

6mm or 1/4"

Average Air Consumption

3.7CFM [104.8 L/min]


177mm ( 7.0 in.) / 183mm ( 7.2 in.)

Net Weight

0.9kgs [2.0 lbs.] / 0.8kgs [1.8 lbs.]

Air Inlet


Air Pressure

90PSI [6.3 kg/cm²]

Packing Information
Model No.: 4550, Packing: 20PCS/CTN, N.W.: 19KG, G.W.: 20KG, CUFT: 0.6’
Model No.: 4550R, Packing: 20PCS/CTN, N.W.: 17KG, G.W.: 18KG, CUFT: 0.6’