Features:This damaged screw extractor and remover set comprises pieces of high speed steel extractors with serrated ends that remove damaged and stubborn screws.Be used to remove rusted, free-spinning and deck screws from their place. Each extractor comes with a drill bit that allows you to drill a hole in the middle of the screw.for quick chuck systems and can be fitted directly into your everyday drill.Specification:Screw remove diameter: 2mm to 3mmDrill tip end size: 1.8mmRemover tip end size(minimum): 1.5mmTotal Length:52mmMaterial: High Speed Steel (HSS)Package Content:2 Pcs x Screw Extractor.