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/ Onpin OP-912DZ4 Air Impact Wrench - M22~M24, Max Torque 1000~1300Nm, Inside Trigger, 2-1/4" Anvil
Onpin OP-912DZ4 Air Impact Wrench - M22~M24, Max Torque 1000~1300Nm, Inside Trigger, 2-1/4" Anvil
The Onpin OP-912DZ4 air impact wrench is a heavy-duty pneumatic bolting tool designed with an inside trigger and a 2-1/4" driver anvil length. Engineered for M22~M24 bolt size capacity applications, it operates at a standard air pressure of 90 psi (6.2 bar / 6.3 kg/cm²). The tool delivers a working torque of 900 Nm (664 ft-lb) and a maximum torque range of 1000~1300 Nm (730~950 ft-lb) at a free speed of 4300 rpm. Key technical specifications include an air consumption of 424 l/min (15 cfm), overall length of 393 mm (15.47 inch), net weight of 5.25 kg (11.57 lb), 3/8 P.T air inlet, and an operating sound level of 102 dB(A).
- OP-912DZ4
- 912DZ4
- OP-912
- air impact wrench
- pneumatic impact wrench
- Onpin air impact wrench
- M22 air impact wrench
- M24 air impact wrench
Design file download links:
Other fileDescription
Specification OP-912DZ4
The Onpin OP-912DZ4 air impact wrench is a heavy-duty industrial pneumatic bolting tool engineered for high-torque mechanical fastening applications. Operating on compressed air at a standard working pressure of 90 psi (6.2 bar / 6.3 kg/cm²), it utilizes an inside trigger mechanism and an extended 2-1/4" driver anvil length to efficiently and accurately secure or loosen fasteners ranging from M22 to M24 bolt capacities.
Key Features of Onpin OP-912DZ4
- Inside Trigger & 2-1/4" Extended Anvil: Built with an inside trigger configuration for enhanced operator protection against accidental activation, paired with an extended 2-1/4" anvil length for deep structural reach.
- High Torque Performance: Delivers a working torque of 900 Nm and a maximum torque range of 1000~1300 Nm, perfectly matching M22~M24 bolt requirements.
- Fast Free Speed: Operates at a free speed of 4300 rpm, significantly reducing operational cycle times during assembly or service.
- Solid Extended Profile: Features an overall length of 393 mm (15.47 inch) and a net weight of 5.25 kg (11.57 lb), ensuring excellent balance and stability during high-load operations.
Technical Specifications of Onpin OP-912DZ4
- Model: OP-912DZ4
- Design Feature: Inside trigger with driver anvil length 2-1/4"
- Bolt Size Capacity: M22~M24
- Working Torque: 900 Nm (664 ft-lb)
- MAX. Torque: 1000~1300 Nm (730~950 ft-lb)
- Free Speed: 4300 rpm
- Air Consumption: 424 l/min (15 cfm)
- Overall Length: 393 mm (15.47 inch)
- Air Inlet: 3/8 P.T
- Net Weight: 5.25 kg (11.57 lb)
- Sound Level: 102 dB(A)
- Standard Operating Pressure: 90 psi (6.2 bar / 6.3 kg/cm²)
Industrial Applications of Onpin OP-912DZ4
- Heavy Machinery Assembly: Securing M22~M24 bolts on heavy industrial frames, structural steel, and deep-set equipment bases.
- Industrial Plant Maintenance: Essential for maintenance workshops servicing heavy trucks, construction machinery, and production line systems.
- General Mechanical Engineering: Applied in demanding assembly environments requiring inside trigger safety, extended anvil reach, high torque output, and long-term durability.
