Product Features: Our screw extractor set offers 5 different sizes, two for each size, including 1#, 2#, 3#, 4#, 5#. The stripping screw extractor can meet your needs in a variety of different environments. Quality Material: This bolt extractor is made of high-quality carbon steel to ensure maximum strength and durability for long-term use. Easy to Use: Use the appropriate size drill bit to drill a hole in the screw head, then turn the screw extractor counterclockwise to insert the damaged screw until it is loosened. Double-headed design: Each bolt extractor has a double-headed design with a hole on one end and a new thread on the other, providing versatility for different types of broken screws. Wide range of applications: The screw extractor kit can be used For removing rusted, cracked, damaged, or stripped screws, bolts, studs, fasteners, or nuts. Ideal for mechanical projects, auto repair, home improvement, construction projects, and more.