Fast, Easy, Dependable Removal Of Broken Screws
Use your reversible, electric drill to quickly drill and remove broken screws. Kit includes four, one-piece combination, drill bit/extractors that fit screws from #5 to 1⁄4", including metric.
Big Book Catalog, Issue:70, Page:447
SPECS: Steel. Drills screws up to grade 8. Sizes: 1⁄4" (M6), #10 or #12 (M5), #8 (M4), #5 or #6 (M3). Instructions included.