ZIW304S – 3/8 Inch Straight Air Impact Wrench
Compact, Straight-Line Power for Precise Fastening
The ZIW304S 3/8 inch Straight Air Impact Wrench is engineered for professionals who require precision, efficiency, and reliability in confined or straight-access spaces. Its air-powered design delivers consistent torque while maintaining a lightweight, ergonomic profile for extended use.
Key Features
3/8 3/8-inch drive – Compatible with a variety of sockets for medium-duty fasteners.
Straight Body Design – Ideal for tight or narrow spaces where traditional angled wrenches cannot reach.
Air-Powered Performance – Provides consistent torque output and high-speed operation for fast, efficient fastening.
Durable Construction – Built with high-quality alloys to withstand industrial and workshop environments.
Ergonomic Grip – Comfortable handling reduces operator fatigue during prolonged use.
Variable Speed Control – Allows precise control over torque for sensitive applications.
Technical Specifications
Model: ZIW304S
Drive Size: 3/8 inch
Tool Type: Straight Air Impact Wrench
Air Consumption: Optimized for maximum efficiency
Weight: Lightweight for maneuverability
Material: High-strength industrial alloy
Torque Output: Suitable for medium-duty applications
Air Pressure Requirement: Standard shop air supply
Benefits
Access Confined Spaces – Straight design allows work in restricted or hard-to-reach areas.
High Efficiency – An air-powered mechanism ensures consistent and reliable torque.
Durable & Long-Lasting – Resistant to wear and industrial use.
Comfortable Handling – Reduces strain during extended tasks.
Versatile Applications – Perfect for automotive, industrial, and maintenance use.
Applications
Automotive Maintenance – Fastening or loosening bolts in engine bays, chassis, and tire assemblies.
Industrial Assembly – Medium-duty machinery, equipment, fastening, and production lines.
Workshop & DIY Projects – Efficient for home or professional maintenance tasks.
Repair & Maintenance – Works well in tight, linear spaces where angled tools cannot fit.
Why Choose ZIW304S?
The ZIW304S Straight Air Impact Wrench combines precision, compact design, and air-powered efficiency, making it ideal for professionals who need fast, reliable torque in straight-access applications. Its robust construction, ergonomic grip, and consistent performance make it a must-have tool for automotive, industrial, and workshop environments.
New Twin Hammer Design:
- Two Hammer Design
- Forward/Reverse
- Use for general automotive repair or assembly line.
Specification:
- Square Drive: 3/8(10)inch(mm)
- Std. Bolt Size: 5/16(8)(14)inch(mm)
- Free Speed: 8000rpm
- Max. Torque(1 secs): 43(58)ft-lb(NM)
- Operating Air Pressure: 90(6.2)psi(bar)
- Avg. Air Cons.: 5.6(160)cfm(l/min)
- Net Weight: 2.2(1)lbs(kgs)
- Min. Hose Size: 1/4(6.35)inch(mm)
- Air Inlet Size: 1/4 inch-NPT/PT
| Model | Square Drive inch(mm) | Std. Bolt Size inch(mm) | Free Speed rpm | Max. Torque (10 secs) ft-lb(Nm) | Operating Air Pressure psi(bar) | Avg. Air Cons. cfm(l/min) | Net Weight lbs(kgs) | Min. Hose Size inch(mm) | Air Inlet Size inch-NPT/PT |
| ZIW440 | 1/2(12.7) | 5/8(16) | 11000 | 400(543) | 90(6.2) | 7(200) | 3.3(1.5) | 3/8(10) | 1/4 |
| ZIW335 | 3/8(10) | 9/16(14) | 11000 | 350(475) | 90(6.2) | 7(200) | 3.3(1.5) | 3/8(10) | 1/4 |
| ZIW305 | 3/8(10) | 5/8(16) | 8500 | 1 sec. 45(61) | 90(6.2) | 5.6(160) | 2.3(1.05) | 1/4(6.35) | 1/4 |
| ZIW304S | 3/8(10) | 5/8(16) | 8000 | 1 sec. 43(58) | 90(6.2) | 5.6(160) | 2.2(1) | 1/4(6.35) | 1/4 |
| ZIW344 | 3/8(10) | 5/8(16) | 5000 | 44(60) | 90(6.2) | 17.7(500) | 2(0.93) | 1/4(6.35) | 1/4 |

