SN073 pulse Wrench – Inline Type, Non-Shut-Off Type
The SN073 Pulse Wrench – Inline Type, Non-Shut-Off Type is a high-performance tool engineered for precision fastening in industrial environments. Designed with an inline configuration and a non-shut-off mechanism, this tool delivers consistent torque under operator control, making it ideal for a wide range of assembly applications. Its pulse technology ensures smooth operation, reducing reaction forces and enhancing user safety and comfort.
Key Features
- Non-Shut-Off Mechanism
- Offers manual control over the stopping point of the fastening operation.
- Suitable for applications requiring operator discretion for torque adjustments.
- Pulse Technology
- Reduces reaction forces, ensuring minimal strain on the user.
- It prevents over-torqueing and protects fasteners and components from damage.
- Inline Configuration
- Straight design for efficient handling and alignment during operation.
- Perfect for working in tight or confined spaces.
- Durable and Lightweight Construction
- Made with high-quality materials for long-lasting performance in harsh environments.
- Lightweight design reduces operator fatigue during prolonged use.
- Ergonomic Design
- Low noise and vibration levels enhance user comfort.
- Well-balanced structure for ease of use and productivity.
Applications
- Automotive Industry
- It is ideal for assembling engine components, suspension systems, and body panels.
- Ensures precise torque control for critical fasteners.
- Aerospace Assembly
- Suitable for precision fastening of lightweight and sensitive materials.
- Reliable performance in assembly lines requiring operator-controlled torque.
- Heavy Machinery Manufacturing
- Efficient for securing large bolts and fasteners.
- Reduces wear and tear on components during repetitive tasks.
- General Assembly Lines
- A versatile tool for various fastening tasks requiring manual torque control.
Advantages
- Operator Control: The non-shut-off mechanism allows flexibility for complex or varied tasks.
- Enhanced Safety: Pulse technology minimizes reaction forces, ensuring smoother operation.
- Compact Design: Inline configuration and lightweight build suit tight spaces.
- Precision and Durability: Consistent torque delivery with robust construction for long-term reliability.
- Ergonomic Operation: Designed for comfort during extended use with minimal fatigue.
Why Choose the SN073 Pulse Wrench – Inline Type, Non-Shut-Off Type?
The SN073 Pulse Wrench is tailored for industry professionals who demand precise and flexible fastening solutions. Its operator-controlled, non-shut-off design accommodates a variety of applications, from automotive to aerospace. Pulse technology and ergonomic design ensure safety, efficiency, and reliability, making it a valuable tool for demanding assembly tasks.

- X-shape sealing improves repeatability and durability.
- Twin-drive roller blades reduce noise and vibration and improve impulse efficiency.
- The one-piece design of the front end plate and cylinder improves motor efficiency.
- Double-chamber air motor
9 Vanes motor design for the most diminutive dimensions with the highest power and acceleration results in a short time to reach the set torque and highest. The required torque can be efficiently produced. - One-handed reverse operation for Right or left-handed operators.
- Low noise exhaust, 360º adjustable.
- Easy Torque Adjustment
The required torque can be easily adjusted by turning the adjust screw through the housing.
Specification:
- Hex Drive: 3/8″ SD
- Bolt Capacity: M8 ~ M10
- Measured on Hard Joint
Min. Oil Pressure / 0.4 MPa: 28 (20.7) Nm (Lb-ft)
Min. Oil Pressure / 0.5 MPa: 31 (22.9) Nm (Lb-ft)
Min. Oil Pressure / 0.6 MPa: 34 (25.1) Nm (Lb-ft)
Max. Oil Pressure / 0.4 MPa: 42 (31) Nm (Lb-ft)
Max. Oil Pressure / 0.5 MPa: 45 (33.2) Nm (Lb-ft)
Max. Oil Pressure / 0.6 MPa: 48 (35.4) Nm (Lb-ft)
- Free Speed: 6000 rpm
- Air Cons.: 0.45 m3/min
- Noise Level: 88 dB(A)
- Net Weight: 1.29 kg
- Air Inlet Size: NPT 1/4″
- Recommended Gauge Air Pressure: 60 ~ 90psi (4kg/cm² ~ 6kg/cm²) (0.4MPa ~ 0.6MPa)
- Air Hose Size: 10mm x 6.5mm (For 043 ~ 063 models), (For 073 ~ 084 models)
- The above data are all measured at 4kg/cm² ~ 6kg/cm² Gauge Air Pressure



