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Air Drill Onpin OP-402LN - 13mm Chuck, 7.7 Nm Torque, 650 RPM, Reversible, 360° Exhaust
The Onpin OP-402LN industrial air drill features a 13 mm (1/2 inch) chuck with a 3/8"-24UNF spindle thread, operating efficiently at a standard air pressure of 90 psi / 6.2 bar. Engineered with a precision gear mechanism for smooth operation, it delivers a free speed of 650 rpm and a stall torque of 7.7 Nm. It is equipped with a 360° adjustable bottom exhaust, a one-handed reversible switch, an auxiliary handle for enhanced control, a spring balancer hanging ring, and operates at 88 dB(A) noise level with a 1.54 kg net weight and 226 l/min air consumption via a 1/4 P.T inlet.
- OP-402LN
- OP402LN
- OP 402LN
- Onpin OP-402LN
- Onpin OP402LN
- Onpin OP 402LN
- OP-402 series
- OP-400 series
- OP-402LN model
- 13mm 1/2 inch air drill 360 degree exhaust
- reversible pneumatic drill with spring balancer ring
- Onpin industrial air drill 650rpm 7.7Nm
- auxiliary handle pneumatic drill
- bottom exhaust industrial pneumatic drilling tool
Design file download links:
Other fileDescription
Specification OP-402LN
The Onpin OP-402LN pneumatic air drill is an industrial-grade 13 mm (1/2 inch) chuck handheld drilling tool operating at a standard air pressure of 90 psi (6.2 bar / 6.3 kg/cm²). It incorporates a precision gear mechanism, a quick one-handed reversible switch, an auxiliary control handle, and a 360° adjustable bottom exhaust system. Delivering a free speed of 650 rpm, a 3/8"-24UNF spindle thread, and a stall torque of 7.7 Nm (5.6 ft-lb), it is designed for continuous assembly operations while reducing fatigue via an integrated spring balancer hanging ring.
Key Features of Onpin OP-402LN
- Precision Gear Mechanism: Ensures smooth power transmission and high mechanical durability under rigorous operation.
- One-Handed Forward/Reverse Switch: Facilitates effortless, fast direction changes using a single hand.
- 360° Adjustable Bottom Exhaust: Directs exhaust airflow flexibly, maintaining sound levels at 88 dB(A) while minimizing workspace air interference.
- Auxiliary Handle: Enhances structural stability and control precision during heavy drilling tasks.
- Spring Balancer Hanging Ring: Compatible with spring balancers to prevent tool damage from drops and significantly reduce hand fatigue.
Technical Specifications of Onpin OP-402LN
- Brand: Onpin
- Model: OP-402LN
- Operating Air Pressure: 90 psi (6.2 bar / 6.3 kg/cm²)
- Chuck Size: 13 mm (1/2 inch)
- Spindle Thread: 3/8"-24UNF
- Stall Torque: 7.7 Nm (5.6 ft-lb)
- Free Speed: 650 rpm
- Air Consumption: 226 l/min (8 cfm)
- Overall Length: 215 mm (8.46 inch)
- Air Inlet: 1/4 P.T
- Net Weight: 1.54 kg (3.74 lb)
- Reversible Function: Yes (o)
- Sound Level: 88 dB(A)
Industrial Applications of Onpin OP-402LN
- Woodworking: Heavy structural hole drilling, wood joinery, and furniture frame assembly.
- Automotive Repair: Chassis drilling, metal part servicing, and mechanical repair operations.
- Home Appliance Manufacturing: Sheet metal fabrication, structural fastening, and appliance casing assembly.
- Construction & Shipbuilding: Metal fabrication drilling and heavy-duty mechanical installation on job sites.
- General Maintenance Industries: Plant equipment servicing, structural repairs, and routine facility maintenance.
