7-PC Damaged Torx Screw Extractor Set;1/4″ shank 50mm extractors T10, 15, 20, 25, 27, 30, 40;No need to drill holes if the screw holes hasn’t been enlarged or fully rounded, just use the tools directly;Made from high grade silicon alloy steel and heat-treated;All contents are chrome-plated which provides ultimate anti-rust capacity. Stored in a compact and robust case