5 DIFFERENT SIZES1 or 2 or 3 or 40, Foocho screw extractor is suitable for most drills or screws or bolts to meet your different needs. Provide a box in matching plastic for your convenience. HSS: The Foocho screw extractor uses a harder material than other spiral extractors on the market. HSS is the tool material of choice for professionals. EASY TO USE: Only two steps are enough to remove damaged screws. Use an appropriately sized screw extractor to drill an adjustable size hole and extract the screw or bolt. You can work with different drills and all sizes of screws and bolts. EFFICIENT REMOVAL - With the high hardness damaged screw removal tool, you can easily and quickly remove even the toughest screws and bolts. stubborn damaged or encrusted or rusted or painted. Package included: 5 x damaged screw extractor 1 x black plastic tool box How to use Drill a hole in the position shown, then unscrew it with the puller for virtually effortless removal. In seconds you will be able to remove even the most stubborn, stripped, broken, damaged, sunken, rusted or painted screws and bolts from their mounting points with the utmost ease. tool material of choice for professionals. EASY TO USE: Only two steps are enough to remove damaged screws. Use an appropriately sized screw extractor to drill an adjustable size hole and extract the screw or bolt. You can work with different drills and all sizes of screws and bolts. EFFICIENT REMOVAL - With the high hardness damaged screw removal tool, you can easily and quickly remove even the most stubborn damaged or embedded or rusted or painted screws and bolts. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.