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Micro Air Grinder Onpin OP-GLH750 - 3mm Chuck Size, 75000 RPM, 1/4 P.T Inlet, 0.22kg
The Onpin OP-GLH750 pneumatic micro air grinder is a ultra-compact industrial power tool designed for precision finishing, operating under a standard compressed air pressure of 90 psi (6.2 bar / 6.3 kg/cm²). Featuring a standard 3 mm chuck size, it delivers an impressive free speed of 75,000 rpm for precise deburring, intricate detail grinding, and mirror surface polishing. Measuring 165 mm (6.5 inches) in overall length, weighing an ultra-light 0.22 kg (0.48 lb), with a 1/4 P.T air inlet, 1/4 inch (6.35 mm) hose size, and an air consumption of 112 l/min (4.0 cfm), this tool provides exceptional accuracy and control for high-precision mold making and engineering applications.
- OP-GLH750
- OPGLH750
- OP GLH750
- OP-GLH750 series
- OP-GLH750 model
- micro air grinder 75000 rpm
- Onpin pneumatic pencil grinder 3mm
- high speed air die grinder 1/4 P.T inlet
- ultra light air micro grinder 0.22kg
- industrial air pencil grinder for mold polishing
Design file download links:
Other fileDescription
SpecificationOP-GLH750
The Onpin OP-GLH750 micro pneumatic air grinder is a compact industrial pencil grinder operating on a standard compressed air supply of 90 psi (6.2 bar / 6.3 kg/cm²). It delivers an ultra-high free speed of up to 75,000 rpm and features a standard 3 mm chuck collet size. Engineered with an elongated overall length of 165 mm (6.5 inches) and an ultra-lightweight build of only 0.22 kg (0.48 lb), this tool provides an exceptional solution for high-precision detail grinding, deburring, and surface polishing in deep or narrow workpieces.
Key Features of Onpin OP-GLH750
- Ultra-High Speed 75,000 rpm: Delivers ultra-smooth surface finishes and rapid material removal for delicate tasks.
- Ultra-Lightweight Design (0.22 kg / 0.48 lb): Minimizes operator fatigue during continuous precision tasks.
- Elongated 165 mm (6.5 inch) Body: Allows extended reach into deep cavities, narrow slots, and complex mold angles.
- Standard 3 mm Collet: Securely clamps small rotary burs, engraving bits, and mounted polishing points.
- Optimized Pneumatic Performance: Operates smoothly with an air consumption of 112 l/min (4.0 cfm), a 1/4 P.T air inlet, and a 6.35 mm (1/4 inch) hose size.
Technical Specifications of Onpin OP-GLH750
- Brand: Onpin
- Model: OP-GLH750
- Operating Air Pressure: 90 psi (6.2 bar / 6.3 kg/cm²)
- Chuck Size: 3 mm
- Free Speed: 75,000 rpm
- Air Consumption: 112 l/min (4.0 cfm)
- Overall Length: 165 mm (6.5 inch)
- Air Inlet: 1/4 P.T
- Net Weight: 0.22 kg (0.48 lb)
- Hose Size: 6.35 mm (1/4 inch)
Industrial Applications of Onpin OP-GLH750
- Mold and Die Manufacturing: High-precision grinding, deburring, and mirror polishing of deep plastic injection molds and stamping dies.
- Precision Parts Manufacturing: Deburring and edge chamfering on small aluminum, steel, and titanium parts following CNC machining.
- Electronics & Small Component Detailing: Engraving, detailing, and fine surface finishing of intricate mechanical components.
