In article .com>,
says...
>
>
>I've recently ordered (delivery in late February) a freightliner
>sportchassis medium duty truck (22.5X8.25 10-bolt wheels with Michelin
>XRV 255/80R22.5 14-ply tires) to tow a trailer while I'm retired and
>fulltiming in the RV. The truck has air brakes and air ride and
>includes a quick disconnect fitting with hose for a tire inflation kit.
>With this set-up I thought it might be a good idea to pruchase an air
>impact wrench to periodically check/tighten the lug nuts on the truck
>and trailer. However, after the research I've conducted (this is a
>VERY confusing topic for a newbee) I'm not so sure this is as good an
>idea as I thought. I do not anticipate using the impact wrench for any
>other task. Other maintenance I do I can handle with my ratchet,
>breaker bar, and/or cheater pipe.
>
>Is an impact wrench the tool I should be considering?
>If so, would an Ingersoll Rand 1/2" or 3/4" wrench (model #?)be
>correct?
>Or, is a good torque wrench a better choice?

No, an impact wrench is not the right tool to check that your wheel nuts
are tightened properly. A troque wrench is the proper tool. Make sure that
when you do this, you follow the right ssequence. The impact wrench will
come in handy when you need to take the wheels off.
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Alex