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Pneumatic Impact Wrench 1 Inch Air Impact Wrench for Truck

Product Description

⚙️About Impact Wrenches
There are many kinds of pneumatic impact wrenches, most of them are distinguished by the length of the blades mounted on the internal rotor. The longer the blade, the longer the rotor, the larger the cylinder, the more air is consumed, the higher the quality of the air compressor, and the weight of the pneumatic wrench will increase. It is often said that the torque of a pneumatic wrench is proportional to the weight.
📊Technical Specifications
Model: LL85P / LL85H / LL85T
Square Drive1"
Air Inlet1/2"
Free Speed3600 r.p.m
Air Pressure8-12 kg/cm²
Net Weight18 kgs
Max Torque4800 N.m
Anvil Length8"
Clutch TypePin-less Hammer
📸Product Display & Quality
Impact Wrench Usage
Certification
Manufacturing Facility
📝Direction for Use
  • Read and understand the manual before using the tool.
  • Wear ear and eye protection during operation.
  • Maximum operating pressure: 90psi (6.2bar).
  • Prolonged vibration may cause injury; take regular breaks.
  • Use only impact rated sockets and accessories.
💡Purchase Guide

Powerful Options: The LL105 is our most powerful 1-inch pneumatic impact wrench, while the LL588 is designed for cost-competitiveness.

Versatility: LL105, LL95, LL90, LL88, LL85, and LL70 are available in three different colors. Models LL480 and LL430 offer a choice between 1-inch or 3/4-inch drives and are lightweight.

Clutch Structure: Almost all 1-inch pneumatic wrenches feature a pin-less structure for durability, except for models LL76, LL680, LL480, and LL430.

Anvil Selection: Short Anvils can be selected for most models, excluding the LL76 and LL588 Hexagonal Socket.

🛠️Structural Insights

Twin Hammer: Mainly used in 1/2" air impact wrenches because the torsion produced is much greater than a single hammer. It requires high-quality materials. If applied to 1-inch guns, the striking block is prone to cracking.

Pin-less Structure: The ideal structure for 1-inch air impact wrenches currently, providing the best resistance and durability for heavy-duty tasks.

Frequently Asked Questions
1. What is the difference between Twin Hammer and Pin-less structures?
Twin Hammer structures offer high torsion for smaller tools like 1/2" wrenches but may crack under 1-inch tool loads. Pin-less structures are the most durable and ideal choice for 1-inch heavy-duty impact wrenches.
2. How does the rotor length affect the wrench performance?
A longer rotor typically means longer blades and a larger cylinder. This results in higher air consumption but significantly increases the torque output of the tool.
3. What is the recommended air pressure for the LL85 series?
The recommended operating air pressure for the LL85P/H/T models is between 8-12 kg/cm². Always ensure your air compressor meets these requirements for optimal torque.
4. Can I choose different drive sizes for the lightweight models?
Yes, models like the LL480 and LL430 are designed to be lightweight and offer the flexibility of choosing either a 1-inch or a 3/4-inch square drive.
5. Why is it important to use only impact sockets?
Standard sockets are not designed to withstand the high-frequency vibration and massive torque of an impact wrench. Using only impact-rated accessories prevents tool damage and ensures operator safety.
6. Are there color options available for the impact wrenches?
Most of our 1-inch pneumatic wrenches, including the LL105, LL95, LL90, LL88, LL85, and LL70, are available in three different colors to suit your preference.

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