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Air Die Grinder Onpin OP-G4125 - 6mm Collet, 25000 RPM, 0.3HP (230W) Horse Power
The Onpin OP-G4125 air die grinder is a compact industrial pneumatic tool featuring 0.3 HP (230 W) horse power, operating at a standard air pressure of 90 psi (6.2 bar / 6.3 kg/cm²). Equipped with a 6 mm collet size (options for 1/4" and 3mm), a high free speed of 25,000 rpm, a safety-lock trigger, and a protective PU cover to prevent hand chill in cold environments. Measuring 158 mm (6.16 inches) in overall length, with an ultra-light net weight of 0.45 kg (0.99 lb), 360° rear exhaust, air consumption of 207 l/min (7.3 cfm), sound level of 82 dB(A), and vibration level of 0.5 m/s², this tool offers exceptional control for deburring and precision grinding tasks.
- OP-G4125
- OPG4125
- OP G4125
- OP-G4125 series
- OP-G4125 model
- air die grinder 25000 rpm
- Onpin pneumatic die grinder 6mm collet
- safety lock trigger air grinder 0.3HP
- 360 degree rear exhaust air die grinder
- ultra light air micro grinder 0.45kg
Design file download links:
Other fileDescription
Specification OP-G4125
The Onpin OP-G4125 pneumatic air die grinder is a compact industrial power tool delivering 0.3 HP (230 W) of power, operating on a standard compressed air supply of 90 psi (6.2 bar / 6.3 kg/cm²). Equipped with a 6 mm standard collet size and an impressive free speed of 25,000 rpm, it is ideal for high-speed deburring, detail grinding, and precision surface finishing. Designed with a protective cold-insulating PU cover, a safety-lock trigger, and a 360° rear exhaust, this tool provides high ergonomics and maximum safety for industrial technicians.
Key Features of Onpin OP-G4125
- High 25,000 rpm Free Speed: Delivers exceptional material removal rates and smooth surface finishes.
- Ultra-Lightweight & PU Cover: Weighs only 0.45 kg (0.99 lb) with a PU sleeve that prevents hand chill in cold environments.
- Safety-Lock Trigger Design: Eliminates accidental startup risks to ensure operator safety in demanding workplaces.
- 360° Rear Exhaust: Directs air discharge away from the operator and work surface for cleaner operation.
- Low Noise (82 dB(A)) & Low Vibration (0.5 m/s²): Reduces operator fatigue and hand numbness during continuous shifts.
- Standard 6 mm Collet: Securely holds various rotary burrs (catalog options include 1/4", 3mm, and 6mm).
Technical Specifications of Onpin OP-G4125
- Brand: Onpin
- Model: OP-G4125
- Operating Air Pressure: 90 psi (6.2 bar / 6.3 kg/cm²)
- Collet Size: 6 mm (Options: 1/4", 3mm, 6mm)
- Free Speed: 25,000 rpm
- Horse Power: 230 W (0.3 HP)
- Air Consumption: 207 l/min (7.3 cfm)
- Overall Length: 158 mm (6.16 inch)
- Air Inlet: 1/4 P.T
- Net Weight: 0.45 kg (0.99 lb)
- Sound Level: 82 dB(A)
- Vibration Level: 0.5 m/s²
Industrial Applications of Onpin OP-G4125
- Die & Mold Fabrication: Fine surface polishing, edge deburring, and cavity finishing on plastic injection molds and stamping dies.
- Precision Parts Machining: Removing sharp edges, smoothing weld seams, and chamfering CNC-machined metal components.
- Automotive & Equipment Assembly: Used extensively in mechanical workshops, automotive parts manufacturing, and industrial plant maintenance.
