Product Line

Air Rotary Tools

Model No.: 4931 / 4932, 4" or 4-1/2" Air Angle Grinder & 3" or 4" Air Cut Off Tool (1HP/745W), 11,000RPM (1HP/745W),11,000RPM
Aluminum housing with ergonomic handle grip for comfort handling & fatigue free
Low profile angle head allows flexibility for grinding and cutting in narrow areas
Spindle Quick-Lock button for one spanner free
Adjustable swivel guard disc for great protection and visibility
Spiral bevel gearing in angle head provided extended life and smooth power
Adjustable side exhaust- turn the dust & debris exhaust to whichever direction you need
Self-Locking Lever to prevent accident start ups
Adjustable regulator of variable speed control
This model can be installed either of air angle grinder or air cut off tool
Exhaust whip hose (length: 50cm) is optional, directing cold air away from users in freezing working areas

 4" or 4-1/2" Air Angle Grinder & 3" or 4" Air Cut Off Tool

Model No.

4931 / 4932

Free Speed

11,000 RPM

Horse Power

1HP / 745W

Grinding Wheel

4" (100mm) / 4-1/2" (115mm)

Spindle Thread Size

3/8"-24UNF or M10x1.5 (Model No.: 4931)
5/8"-11UNC or M14x2.0 (Model No.: 4932)

Average Air Consumption

4CFM [113.3 L/min]


220mm / 8.7 in.

Net Weight

1kgs [2.2 lbs.]

Air Inlet


Air Pressure

90PSI [6.3 kg/cm²]

Packing Information
Model No.: 4931 / 4932, Packing: 12PCS/CTN, N.W.: 15.8KG, G.W.: 16.8KG, CUFT: 1.6’
Grinding Wheel & Cutting Wheel are NOT included with the tool