Calab wrote:
> I have an eight gallon air compressor... 4.3cfm @[EMAIL PROTECTED]
40psi and 3.5cfm @[EMAIL PROTECTED]
>
> I've been looking at buying an inexpensive impact wrenche and notice the
> different ratings on them, but many times they aren't rated the same so
> comparison can be different.
>
> For example...
>
> For $29 I can get a no-name electric 1/2" impact wrench that plugs into
> my cigarette lighter. It provides 250 ft/lb of torque. That's all I have
> for specifications.
>
> For $35 I can get a JobMate air powered impact wrench with the same 250
> ft/lb of torque.
>
> For $150 I can get a 120v impact wrench, but it only provides 228 ft/lb
> of torque. Less than the cigarette lighter model? It runs up to 2100
rpm.
>
> For $270 I can get a battery powered electric impact wrench that
> provides 1050 ft/lb of torque! That's a lot more than the other
> wrenches, but from a 14v battery? It's not a big unit either. It
> specifies 0-2300 rmp.
>
> What I'm hoping to use this for, besides lug nuts, is for the few odd
> bolts on my car that I can't get loose and don't have room to get a
> breaker bar for extra torque.
>
> What should I really be looking at when checking out the impact
wrenches?
IMO, all the ones you suggested are junk.
Get a good one. Actually 2 of them.
Get a 1/2" trigger type and a 3/8" butterfly. You will probably end up
using the
3/8" a lot lot more than the 1/2".
Get IR or CP.
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