For years I have carried a hand twist drill like this-
http://www.sears.com/schroder-heavy-duty-5-16-inch-rotary-hand-drill/p-00934094000P?prdNo=1&blockNo=1&blockType=G1 

It usually does the job.

Rob
vwrobb@gmail.com

At  12/6/2014 10:46 AM, Geneva Saint-Amour wrote:
>We have a drill that runs through the power 
>inverter. And an impact wrench. And a bunch of 
>spare parts including filters, brakes, fan motor, fuel pump, axle, etc!!
>
>Geneva and/or Mike Saint-Amour
>www.slowcarfasthouse.com
>
>
> > On Dec 5, 2014, at 4:41 PM, Don Hanson <dhanson928@gmail.com> wrote:
> >
> > ...So, did you actually have a drill along 
> with you, or did you kick around on the 
> shoulder and find an old rusty nail and poke 
> that through the tank using a rock for a 
> hemmer?.......like a true "Baja Repair"...never mind you can reply tomorrow....
> >
> >> On Fri, Dec 5, 2014 at 10:13 AM, Geneva 
> Saint-Amour <genevasaintamour@hotmail.com> wrote:
> >> Stuart-
> >> We drilled a hole in each tank. The fuel 
> pump is back to peaceful pumping. No squealing.
> >> Muchas gracias. Now for that beer!
> >>
> >> Geneva and/or Mike Saint-Amour
> >> www.slowcarfasthouse.com
> >>
> >>
> >> > On Dec 4, 2014, at 10:04 AM, Stuart 
> MacMillan <stuartmacm@gmail.com> wrote:
> >> >
> >> > One more thing, the expansion tanks vent 
> to the charcoal canister near the engine though 
> a check valve on top.  Perhaps that was damaged 
> during the repair, it’s difficult to remove 
> the hard plastic hose from the nipple unless 
> you heat it up with a head 
> gun: 
> http://www.gowesty.com/ec_view_details.php?id=19595&category_id=&category_parent_id=
> >> >
> >> > The tanks are held on by a single bolt at 
> the bottom, so it’s easy to check.
> >> >
> >> > Good luck!
> >> >
> >> > Stuart