ZIS-237 1/4 inch Air Impact Driver – Rear Exhaust

 

 

The ZIS-237 1/4 inch Air Impact Driver – Rear Exhaust is a compact, high-speed pneumatic fastening tool engineered for precision, power, and operator comfort. Designed with a twin hammer impact mechanism, it delivers strong, consistent torque output for fast and efficient tightening or loosening of screws and bolts. Built with our precision air motor and durable internal components, the ZIS-237 offers reliable performance in continuous-duty operations. Its rear exhaust design efficiently directs air away from the operator and work surface, maintaining a clean, quiet, and comfortable working environment. The lightweight and ergonomically balanced housing ensures superior control, making this model ideal for assembly lines, maintenance work, and professional production facilities.

 

 

Key Features

 

 

• Twin Hammer Impact Mechanism – Provides balanced torque output with smooth, powerful impacts for high-speed fastening.

• High-Speed and High-Torque Performance – Delivers rapid screw tightening and loosening for improved workflow efficiency.

• Rear Exhaust Design – Channels exhaust air away from the operator and work surface, keeping debris and oil mist off components.

• Compact and Lightweight Housing – Ideal for tight spaces and overhead assembly work, reducing operator fatigue.

• Ergonomic Grip and Balanced Design – Enhances comfort, precision, and control during extended periods of use.

• Durable Construction – Industrial-grade steel hammer cage and reinforced aluminum body ensure long-term reliability.

• Low Vibration and Noise – Engineered impact mechanism reduces operator strain and provides smoother operation.

• Energy-Efficient Air Motor – Provides strong torque output while maintaining low air consumption for cost-effective operation.

 

 

Applications

 

 

The ZIS-237 Air Impact Driver (Rear Exhaust) is suitable for a wide range of light to medium-duty industrial and professional applications, including:

 

 

• Automotive and motorcycle assembly – precision fastening for small screws and bolts

• Machinery and metal fabrication – general-purpose maintenance and component tightening

• Furniture, cabinet, and fixture production – high-speed, accurate assembly work

• Appliance and electronics manufacturing – small fastener installation with controlled torque

• OEM and general industrial operations – continuous-duty fastening with speed and accuracy

 

 

Performance Advantages

 

 

• Consistent Torque Output – The twin hammer mechanism ensures reliable and repeatable torque delivery for uniform fastening quality.

• Improved Operator Safety – The rear exhaust prevents air discharge toward the user, maintaining a cleaner and safer workspace.

• High Productivity – Rapid impact cycles increase fastening efficiency and shorten assembly time.

• Operator Comfort – Lightweight and well-balanced design minimizes hand fatigue during extended use.

• Durable Reliability – Heavy-duty components withstand continuous operation in demanding environments.

• Energy Efficiency – Optimized air motor design reduces air consumption and operational costs.

 

 

Technical Benefits

 

 

• Drive Size: 1/4 inch hex quick-change chuck

• Mechanism: Twin hammer impact drive

• Exhaust Type: Rear exhaust for clean and quiet operation

• Torque Range: Ideal for light to medium fastening applications

• Direction Control: Forward/reverse lever for quick operational change

• Body Design: Compact and balanced housing for precise control in confined spaces

• Recommended Pressure: 0.63 MPa (90 psi) standard operating pressure

• Air Supply Compatibility: Works efficiently with standard industrial air systems

 

 

Why Choose ZIS-237 – Rear Exhaust

 

 

The ZIS-237 1/4 inch Air Impact Driver – Rear Exhaust delivers an excellent balance of power, precision, and comfort, making it a dependable choice for modern assembly and maintenance operations. Its rear exhaust system enhances workplace cleanliness and safety, while the twin hammer mechanism provides fast, stable torque output for consistent results. Engineered under our core principles of Power, Precision, and Productivity, the ZIS-237 ensures long-term durability, operator comfort, and efficiency — making it the ideal tool for high-speed, precision fastening in professional and industrial environments.

Two Hammer:

 

 

• The double-chamber 9-vane motor provides the highest output power compared to a conventional motor, resulting in the highest productivity.
• Double Pin Hammer mechanism.
  
• One-piece front-end plate & cylinder design to improve motor efficiency.
• User-friendly side reverse switch.

 

Specification:

 

 

• Hex. Drive: 1/4(6.4) inch(mm)
• Bolt Size Capacity: 6~8 mm
• Free Speed: 5300 rpm
• Max. Torque: 37(50) ft-lb(Nm)
• Operating Air Pressure : 90(6.2) PSI(bar)
• Avg. Air Cons.: 17.7(500) cfm(l/min)
• Net Weight: 1.9(0.84) lbs(kgs)
• Air Inlet Size: 1/4 inch-NPT/PT

 

 

Model	Hex. Drive inch(mm)	Bolt Size Capacity mm	Free Speed rpm	Max. Torque ft-lb(Nm)	Operating Air Pressure psi(bar)	Avg. Air Cons. cfm(l/min)	Net Weight lbs(kgs)	Overall Length inch(mm)	Air Inlet Size inch-NPT/PT
ZID-036	1/4(6.4)	6~8	8000	41(55)	90(6.2)	4.6(130)	2.2(1)	7-13/16(198)	1/4
ZID-040P	1/4(6.4)	6~8	8500	42(57)	90(6.2)	5.6(160)	2.2(1)	6-25/32(172)	1/4
ZID-350P	1/4(6.4)	10~12	11000	350(474)	90(6.2)	8.12(230)	3.5(1.6)	5-25/32(147)	1/4
ZIS-237	1/4(6.4)	6~8	5300	37(50)	90(6.2)	17.7(500)	1.9(0.84)	–	1/4