Product Line

Industrial Air Tools

Model No.: 4253 / 4253R,2 in 1, 3" Air Straight Grinder & Air Straight Die Grinder (0.7HP/522W), 14,600RPM
Round out : Below 0.12mm
Magnesium-Aluminum alloy housing
A wide range of grinders are applied to cover various grinding works
High quality and durable performance for industrial use
Extended grinders are ideal for grinding in confined, tight spaces or inside pipes
Self-Locking Lever to prevent accident start ups
Either of 4253 (Self-Locking Lever) or 4253R (Roll Valve) for option

2 in 1, 3" Air Straight Grinder & Air Straight Die Grinder

Model No.

4253 / 4253R

Free Speed

14,600 RPM

Horse Power

1HP / 745W

Grinding Wheel

75(W)x13(H)x9.53(D)mm or 3(W)x1/2(H)x3/8(D)"

Collet Size

6mm or 1/4"

Spindle Thread Size


Average Air Consumption

4.8CFM [136.0 L/min]


390mm ( 15.4 in.) / 345mm ( 13.6 in.)

Net Weight

1.7kgs [3.8 lbs.] /1.3kgs [2.9 lbs.]

Air Inlet


Air Pressure

90PSI [6.3 kg/cm²]

Packing Information
Model No.: 4253, Packing: 10PCS/CTN, N.W.: 18KG, G.W.: 19KG, CUFT: 1.6’
Model No.: 4253R, Packing: 10PCS/CTN, N.W.: 14KG, G.W.: 15KG, CUFT: 1.6’
Grinding Wheel is NOT included with the tool