Onpin Air Screwdriver OP-304 - 4mm Capacity, Auto Clutch, Self-Locking Reverse, 2Nm, 1700RPM

Specification OP-304

The Onpin OP-304 Air Screwdriver (Adjustable Clutch Air Screw Driver) is a precision pneumatic fastening tool operating under a rated air pressure of 90 psi (6.2 bar / 6.3 kg/cm²). It converts compressed air power into rotational torque with a free speed of 1,700 rpm and a maximum torque output of 2 Nm, featuring an automatic clutch system to prevent workpiece damage.

Key Features of Onpin OP-304

1. Automatic clutch mechanism: Runs automatically upon reaching the preset torque to protect the workpiece from damage.
2. Integrated torque regulator: Built-in torque regulator enables accurate torque adjustments to meet strict assembly standards.
3. One-hand operation: Designed with a smooth forward and reverse switch for convenient single-handed operation.
4. Self-locking reverse button: Features a self locking function on the reverse button for enhanced control and operating safety.
5. Spring balancer hook design: Includes a built-in hook suitable for spring balancer attachment, boosting work efficiency and reducing fatigue.

Technical Specifications of Onpin OP-304

1. Model: OP-304
2. Screw Size Capacity: 4 mm
3. MAX. Torque: 2 Nm (1.4 ft-lb)
4. Free Speed: 1,700 rpm
5. Air Consumption: 141 l/min (5 cfm)
6. Overall Length: 235 mm (9.25 inch)
7. Air Inlet: 1/4 P.T
8. Net Weight: 0.61 kg (1.34 lb)
9. Sound Level: 80 dB(A)
10. Bits Type: Type Q
11. Operating Air Pressure: 90 psi / 6.2 bar / 6.3 kg/cm²

Industrial Applications of Onpin OP-304

1. Toy Manufacturing: Applied to release or fasten high-precision screws in external casing assembly.
2. Electric Industry: Ideal for precise screw fastening in electrical enclosures and delicate components.
3. Carpentry & Woodworking: Suitable for fine joinery and detailed woodwork requiring torque accuracy.
4. Plastic Processing: Designed for assembling plastic housings and delicate external box structures.