drill the top of the screw so you just have the stem left the use plyers or mole grips to remove the stem.hope this helps
neil
November 2010
I use a dremmil grinder and I cut a slot into the top of screws. If you manage to make a slot then you will be able to use a slotted screwdriver as normal.
G Rad
November 2010
I can answer this question...
How can i remove a philips screw with stripped head?
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