Pinch the vice grips down on the screw and pull up, if enough of the screw is above the surface to grab.
Put a screwdriver on the head of the screw. Hit the screwdriver with a hammer to drive it into the screw, and firmly twist the screw in the opposite direction of installation.
Put a drop of gripping gel on the screw. Put the screwdriver end to the head of the screwdriver and try to twist it out.
Use the drill to make a small hole in the screw head.
Put a screw extractor into the hole and turn counterclockwise. Pull the screw extractor straight up to remove the screw.