Another solution that I've seen being sold (again, haven't tried it) is a set of special drill bits.
The drill bit ends with a reamer on one end and a screw remover on the other.
And I quote:
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"In this case, a power tool such as a cordless drill can and should be used. The reamer bit drills out a small conical hole in the damaged screw head, while the screw removing bit digs into the sides of that hole and pulls the screw out."
+
"The reamer bit drills out a small conical hole in the damaged screw head, while the screw removing bit digs into the sides of that hole and pulls the screw out."
It's something like this piece from Amazon (Alden-8440P-Grabit-Damaged-Extractor) though there are many alternatives:
Another solution that I've seen being sold (again, haven't tried it) is a set of special drill bits.
The drill bit ends with a reamer on one end and a screw remover on the other.
And I quote:
"In this case, a power tool such as a cordless drill can and should be used. The reamer bit drills out a small conical hole in the damaged screw head, while the screw removing bit digs into the sides of that hole and pulls the screw out."
It's something like this piece from Amazon (Alden-8440P-Grabit-Damaged-Extractor) though there are many alternatives:
[http://www.amazon.com/Alden-8440P-Grabit-Damaged-Extractor/dp/B001A4CWHO|www.amazon.com]