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OnBuy.com£113.90Visit shop Us Pro 3/4" Air Impact Wrench Gun Torque 1200Nm, 885Ft-Lb Twin Hammer 711583994128
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The US PRO 3/4" Air Impact Wrench is designed for mechanics and professionals requiring high torque for heavy-duty tasks like tire changes, engine work, and agricultural equipment repair. Its key benefit is the powerful 1200 Nm twin hammer mechanism for efficient bolt loosening and tightening. A potential caveat is the need for a robust air supply system to achieve optimal performance.
| Model Part Number | 8521 |
|---|---|
| Brand | us pro |
The recommended air pressure is 6-8 kg/cm2 (approximately 85-115 PSI).
A 3/8" air inlet connection is required. It is recommended to use a 3/8" or larger diameter air hose for optimal air flow.
It is recommended to add 2-3 drops of air tool oil into the air inlet before each use.
The wrench has a bolt capacity of 22mm.
The moment bound (torque range) is from 500-1100 N.m, with a maximum torque of 1200 N.m (885 ft-lb).
While it has an adjustable torque range, this is a heavy-duty tool. For very delicate tasks, a lower torque impact wrench or a torque-limiting tool might be more appropriate.
Check air pressure is at the recommended 6-8 kg/cm2. Ensure the air hose and fittings are not restricted. Lubricate the tool with air tool oil. Check for leaks in the air line.
Ensure the tool is receiving adequate air supply. If the issue persists, the internal mechanism may require servicing or professional inspection.
This can be normal for high-torque impact wrenches. However, if vibration feels excessive or unusual, check for proper lubrication and ensure all external components are secure.
Inspect the air inlet connection and any hose couplings for tightness. Check for damage to the tool's housing or O-rings.
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