1、【Professional Tools】These screw extractor removal tools can remove sunken, peeled, rusted, cracked or corroded screws and bolts, remove broken fasteners without damaging or jamming, suitable for industrial or daily household repair work. 2、【Easy to Operate】In just easy steps, only need a drill, choose a smaller extractor than the damaged screw, can easily remove the screw, please ensure to run the drill in reverse during this process. The operation is convenient and simple, saving a lot of time and energy. 3、【High Quality】These screw extractor was made of high quality carbon steel material, and the steel is quenched, high hardness, toughness, strong wear resistance, sharp cutting edges that easily bit into seized screws & nuts, and long service life. 4、【Storage Case】The screw extractor set comes with a High quality box to keep these extractors organized, clean, secure, and easy to find. 5、【Widely Use】Bolt and screw removal tools, suitable for screws or bolts of various sizes, such as hexagon socket bolts, machine screws, square head bolts, wood screws, hexagon screws, sheet metal screws, rounded bolts, etc. great for removing stripped, broken head, rusted, unscrewed, free-spinning and deck screws. They make a great gift for automotive mechanics, plumbers, and DIYers.