Onpin OP-936D4 Air Impact Wrench - M22, Max Torque 950Nm, 5400rpm, Heavy Duty

Specification OP-936D4

The Onpin OP-936D4 air impact wrench is a heavy-duty industrial pneumatic bolting tool engineered for demanding production and assembly environments. Powered by compressed air at a standard operating pressure of 90 psi (6.2 bar / 6.3 kg/cm²), it drives a high-torque hammer mechanism to quickly, accurately, and reliably handle M22 bolt capacity applications.

Key Features of Onpin OP-936D4

1. Large Torque Output: Delivers a working torque of 820 Nm and an outstanding maximum torque of 950 Nm to conquer heavy-duty fastening operations.
2. Low Vibration & Long Lasting: Generates less vibration than single ring type mechanisms, ensuring longer tool life and reduced operator fatigue.
3. High Free Speed: Operates at a free speed of 5400 rpm, significantly accelerating cycle efficiency on industrial assembly lines.
4. Extended Body Design: Features an overall length of 268 mm (10.55 inch) with a net weight of 4.25 kg (9.37 lb) for solid handling and maximum control.

Technical Specifications of Onpin OP-936D4

1. Model: OP-936D4
2. Bolt Size Capacity: M22
3. Working Torque: 820 Nm (604 ft-lb)
4. MAX. Torque: 950 Nm (700 ft-lb)
5. Free Speed: 5400 rpm
6. Air Consumption: 424 l/min (15 cfm)
7. Overall Length: 268 mm (10.55 inch)
8. Air Inlet: 1/4 P.T
9. Net Weight: 4.25 kg (9.37 lb)
10. Sound Level: 93 dB(A)
11. Standard Operating Pressure: 90 psi (6.2 bar / 6.3 kg/cm²)

Industrial Applications of Onpin OP-936D4

1. Motor Assembly & Manufacturing: Fastening M22 bolts on heavy engine blocks, machinery frames, and drive systems.
2. Heavy-Productive Rattan Industry: Widely applied in industrial-scale rattan processing and structural frame assembly lines.
3. Mechanical Maintenance & Repair: Ideal for heavy machinery service stations demanding high torque output, operational stability, and long-term durability.a