GISON MACHINERY CO., LTD.

GPS-304 series Air Random Orbital Sander (No Spanner)

Taiwan High Tech Air Tools and Pneumatic Tools Manufacturer

At GISON, there are about 500 gauges and over 1,000 molds for any air hand tools' machining and manufacturing. Their one-stop production and design capability have allowed them to come up with solutions that are reasonably priced and competitive. At GISON, their processing is ISO-9001:2015 certified, CE approved products and their air hand tools are sold worldwide to 50 countries.

Air Random Orbital Sander

GPS-304 series Air Random Orbital Sander (No Spanner)

GPS-304 Series

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Oil Free.
Built-in Speed Regulator.
Bearing-Oil Leakage prevention performs longer life.
Housing Shroud totally protects housing from dust adhesion.
No Spanners Needed when Replacing Pad.
Unique Cylinder-Air-Inlet ensures less maintenance damage.
360 degree rotate + 33 degree swivel Exhaust Tube offers wide operating phase. (Vacuum Type)
360 degree Adjust Exhaust Tube (Non-Vacuum Type)

Applications

GISON Air Random Orbital Sander is ideal for sanding of metal and body filler, rust removal, and virtually all automotive smoothing of surfaces.

Specifications of GPS-304 Air Random Orbital Sander

Model	GPS-304N (No Vacuum)	GPS-304C (Central Vacuum)	GPS-304S (Self-Generated Vacuum)
Pad Size	3", 3-1/2", 5", 6"	5", 6"	5", 6"
Max Speed	10,000 RPM
Net Weight (No Pad)	0.69 kg	0.75 kg	0.74 kg
Length (No Pad)	160 mm	251 mm	241 mm
Height (No Pad)	86 mm
Air Cons.	0.27 m3/min 8.3 cfm
Air Inlet	1/4"
Hose Size (I.D.)	6.5 mm
Air Pressure	90 psi
Sound Pressure	81 dBA	84 dBA	84 dBA
Vibration	< 2.5 m/sec2
Diameter Orbit	2.5mm (3/32") for Ultra-Fine Sanding 5.0mm (3/16") for General Sanding 7.0mm (9/32") for Aggressive Sanding

Model Number Code of GPS-304 Air Random Orbital Sander

Pad Size	Diameter Orbit	Non Vacuum	Central Vacuum	Self-Generated Vacuum
6"	2.5 mm	GPS-304N6A	GPS-304C6A	GPS-304S6A
	5.0 mm	GPS-304N6B	GPS-304C6B	GPS-304S6B
	7.0 mm	GPS-304N6C	GPS-304C6C	GPS-304S6C
5"	2.5 mm	GPS-304N5A	GPS-304C5A	GPS-304S5A
	5.0 mm	GPS-304N5B	GPS-304C5B	GPS-304S5B
	7.0 mm	GPS-304N6C	GPS-304C6C	GPS-304S6C
3-1/2"	2.5 mm	GPS-304N4A
	5.0 mm	GPS-304N4B
	7.0 mm	GPS-304N4C
3"	2.5 mm	GPS-304N3A
	5.0 mm	GPS-304N3B
	7.0 mm	GPS-304N3C

Features	GPS-301	GPS-302	GPS-303	GPS-304
Bearing-Oil Leakage prevention performs longer life.	O	O	O	O
Housing Shroud totally protects housing from dust adhesion.	X
No Spanners Needed when Replacing Pad.	X	X	O	O
Optional Safety Lever	X	X	O	X
Unique Cylinder-Air-Inlet ensures less maintenance damage.	O	O	O	O
360 degree rotate + 33 degree swivel Exhaust Tube offers wide operating phase. (Vacuum Type)	O	O	O	O
360 degree Adjust Exhaust Tube (Non-Vacuum Type)	O	O	O	O