Includes Fluted Screw Extractor sizes: 1/8, 3/16, 7/32, 5/16, 3/8, 15/32. Designed for quick, easy removal of left or right-handed broken screws, bolts, studs or other threaded forms. Drill bit sizes to be used are stamped on each extractor. A hole is first drilled in the broken stem and the right size Williams extractor is then
