- Home/
- Category/
- Pneumatic Tools Onpin/
- Air Wrench
/ Onpin Air Impact Wrench OP-310LD3/LD4 ISO 11148-6 - Max Torque 270Nm, 8000rpm
Onpin Air Impact Wrench OP-310LD3/LD4 ISO 11148-6 - Max Torque 270Nm, 8000rpm
The Onpin OP-310LD3 (3/8" anvil) and OP-310LD4 (1/2" anvil) Air Impact Wrenches are engineered for heavy-duty automotive and industrial assembly line operations. Powered by a full alloy steel motor and a high-torque single-hammer mechanism, the tool delivers up to 270 Nm maximum torque, 8000 rpm free speed, and M12 bolt capacity. Features include an oil-filled front housing for extended service life, 4-position air control switch at the bottom, convenient oil port, and a lightweight 1.5 kg structure with a built-in hanging ring for spring balancers. Fully compliant with European standards EN ISO 11148-6:2012 and Machinery Directive 2006/42/EC.
- OP-310LD3
- OP-310LD4
- OP-310LD
- OP-310
- air impact wrench
- pneumatic impact wrench
- onpin air tools
- 1/2 inch air impact wrench
- 3/8 inch pneumatic wrench
Design file download links:
PDF fileDescription
Specification OP-310LD3:
Key Features of Onpin OP-310LD3 / OP-310LD4
- Full alloy steel motor provides superior structural durability and extended operational life.
- Oil-filled front housing ensures continuous internal lubrication for prolonged service life.
- Screw-fixed front housing allows heavy-duty and continuous reverse operations without loosening.
- 4-position air control switch located at the bottom for easy power output adjustments.
- Indexed forward/reverse switch enables clear, reliable direction switching.
- Dedicated oil port simplifies routine maintenance and lubrication routines.
- Built-in hanging ring designed specifically for setup with spring balancers on assembly lines.
Technical Specifications of Onpin OP-310LD3 / OP-310LD4
- Brand: Onpin (Hong Bing Pneumatic Industry Co., Ltd.)
- Model Series: OP-310LD3 / OP-310LD4
- Anvil Size: 3/8 inch (for OP-310LD3) and 1/2 inch (for OP-310LD4)
- Bolt Size Capacity: M12
- Working Torque: 120 Nm (86 ft-lb)
- MAX. Torque: 270 Nm (200 ft-lb)
- Free Speed: 8000 rpm
- Air Consumption: 254 l/min (9 cfm)
- Standard Operating Air Pressure: 90 psi (6.2 bar / 6.3 kg/cm²)
- Air Inlet Thread: 1/4 inch P.T
- Overall Length: 185 mm (7.28 inch)
- Net Weight: 1.5 kg (3.3 lb)
- Sound Level: 96 dB(A)
Industrial Applications of Onpin OP-310LD3 / OP-310LD4
- Automotive Operations: Ideal for vehicle maintenance, automotive repair workshops, and component assembly.
- Assembly Line Operations: Perfectly suited for continuous manufacturing lines and industrial workstations utilizing spring balancers.
Related Product
