Air Impact Wrench

Your Professional Air Impact Wrench Supplier

 

 

 

Xi 'an Weilan Wisdom technology development Co., LTD is a technology-driven enterprise specializing in breakthrough innovations and R&D of rock drilling machinery and pneumatic tools.

Our product portfolio encompasses four core categories—rock drills, drilling rigs, pneumatic tools, and drilling accessories—comprising 23 product series and more than 90 specifications.

 

 
 
Why Choose us

 

Quality Services
We provide 24/7 professional technical support and assign dedicated account managers to corporate clients, ensuring responsive and tailored service delivery.

 

Production Capacity and Delivery Flexibility
With an annual production capacity of 120,000 units, we are capable of adjusting output in real time by ±30% within 72 hours, enabling rapid response to fluctuating demand.

 

Advanced Manufacturing Equipment
Our facility is equipped with state-of-the-art machinery, including the U.S.-made MTI inertial friction welder and the 168 six-roll tube straightener, which enable high-precision manufacturing of drilling components.

 

Quality Assurance
These capabilities support the consistent delivery of robust, ISO-certified solutions for applications in mining, petroleum, and construction industries.

 

 

Parameter

 

 

Parameter name

Unit Data

Data

Weight

KG

2

Screw diameter

MM

10

Using air pressure

MPa

0.5

Idle speed

R/min

2600

Load gas consumption

L/s

10

Torque

N·m/2s

68/2

Apothem

MM

28

Pivot Square Head Size

MM

12.7

Tracheal diameter

MM

Φ13

 

Benefits of Air Impact Wrench

 

Higher Torque Output:

It delivers significantly more torque than manual wrenches and screwdrivers, making it essential for loosening rusted or overtightened bolts.

01

Time Efficiency:

Greatly accelerates the fastening and loosening procedures, thus shortening downtime in professional and industrial settings.

02

Ease of Use:

It significantly reduces the user's required physical effort, thereby minimizing the risk of injuries associated with long-term use.

03

Precision and Control:

It has adjustable settings for various tasks, so users can fine-tune torque delivery while avoiding harming delicate parts.

04

Versatility:

This could be utilized in numerous environments, ranging from garages and workshops to construction sites and factory floors.

05

 

 
Key Components of an Air Impact Wrench
 
01/

Motor
The hammer mechanism operates in various types depending on the source of power (electric, pneumatic, or battery-driven). For its efficiency and longevity, a brushless motor is now the desired option in cordless variations.

02/

Anvil and Drive Mechanism
Contributes to transmitting the torque to the socket. Common sizes, such as 1/2-inch, 3/8-inch, and 1/4-inch drives, determine compatibility with different socket sizes and the degree of torque that could be implemented.

03/

Impact Mechanism
It generates instantaneous torque crucial for effectively loosening or tightening fasteners, especially in high-torque applications. Some models have twin hammers or a pin-clutch arrangement that produces smoother and more efficient torque.

04/

Control Switches and Settings
It has trigger switches, torque adjusters, and speed selectors for customizing performance, depending on the task's needs. Many high-end models feature digital torque displays and preset modes, allowing users to easily set and monitor torque levels for greater accuracy and consistency.

 

 

Application of Air Impact Wrench

 

 

Automotive industry

Tire changes and brake work
Impact wrenches are utilised in auto garages to thread in and out lug nuts on wheels at high speeds. This process, which is laborious when done manually, becomes easy and stress-free with an impact wrench. Mechanics also use it while dealing with brake callipers and discs, where bolts are bound to be used at high torque levels.

Engine assembly and disassembly
Impact wrenches play a significant role in engine jobs, especially during disassembly when high torque is needed to pull out the stubborn bolts. In assembly, adjustable torque settings ensure the bolts are tightened to the manufacturer's specifications, preventing overtightening.

Construction and heavy machinery

Structural bolting
Impact wrenches are commonly used in construction to bolt steel beams and columns on site. Their ability to apply maximum torque enables the fastener bonds to be tight enough, which helps with the building's structural strength.

Prefab construction
As prefabrication increases, impact wrenches decrease assembly time by quickly fastening pre-drilled components. They eliminate manual labour and enhance efficiency, which is essential, particularly if timelines are tight.

Manufacturing plants

Assembly lines
Impact wrenches automate and speed up fastening operations in high-speed production settings, including automotive assembly lines. Pneumatic and electric models are especially popular because of their consistent output.

Maintenance and repairs
Maintenance of machinery usually involves disassembling and replacing parts. Impact wrenches come in handy, especially when handling corroded or too-tightened fasteners.

Aerospace industry

Aircraft maintenance
Precision and torque control are very important in aerospace applications. High-tech impact wrenches with a fine degree of torque adjustment are used for servicing landing gear, engine elements, and aircraft structural parts.

Marine industry

Shipbuilding and repair
Impact wrenches are suitable for marine operations that involve bolting big, heavy-duty bolts in harsh conditions. They are particularly handy in shipbuilding, where metal components are often prefabricated and need precise assembly.

 

Precautions For Using Air Impact Wrenches
 

Always ensure you put on protective equipment such as gloves and safety glasses.

Ensure the socket is properly seated before operation.

Turn off the power (battery or cord) for changing attachments
Use hearing protection and anti-vibration gloves to reduce exposure to noise and vibration.

16mm Air Impact Wrench

Transportation

 

10mm Air Impact Wrench

Whether it is air freight, express delivery, or sea freight, we can arrange shipments according to the time required by customers. We help customers inquire about the best rates and arrange the delivery of your goods in the most economical way. This allows you to control the schedule of the entire project to meet seasonal cargo demand.

 

 

FAQ

 

 

Q: How much oil to put in an air impact wrench?

A: Add 10-15 drops of pneumatic oil to the air inlet.
Run the impact wrench for a few seconds to distribute the oil through the motor.
If using an impact wrench for extended periods without a lubricator, re-apply the pneumatic tool oil after every few hours of use.

Q: Why is my air impact wrench weak?

A: Your air impact wrench is weak due to a lack of air supply or internal issues, such as low pressure, improper air/oil lubrication, a dirty or worn-out motor, or restrictions in the air hose or fittings. To fix it, ensure the compressor meets the tool's CFM requirements, clean and lubricate the tool regularly, and inspect the air line, fittings, and regulator.

Q: What tasks or applications is this wrench suitable for?

A: It is suitable for tightening / loosening medium‑size bolts (M8–M12), common in automotive repair, machinery assembly, small‑to‑medium industrial manufacturing, light construction and maintenance.

We are one of the most experienced air impact wrench manufacturers and suppliers in China. Please rest assured to wholesale high quality air impact wrench made in China here from our factory. Good service and punctual delivery are available. pass through impact wrench, 39mm Air Impact Wrench, drive rotary air drill

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