double End Reverse Thread Design: Features two reverse threaded ends for 8mm 16mm screw sizes, eliminating the need for multiple tools Perfect for home repairs, automotive maintenance, and other scenarios requiring versatile screw extraction Effortless operations: Simply place the extractor on the ruptured screw and rotate counterclockwise—no power tools needed User friendly design makes it accessible even for beginners, streamlining repair tasks Sturdy High Carbon Steel Construction: Made from high carbon steel with hardness, ensuring superior strength and resistance to deformation under heavy pressure Ideal for professional and craft enthusiasts tackling stubborn ruptured screws Wide materials Compatibility: Works on wood, metal, and screws, offering flexible solution for various repair needs A must have for household fixes, vehicle upkeeps, and equipment maintenance Compact & Portable: Measures just 10cm long, fitting easily into toolboxes or pockets Ideal for technicians and car owners who need a efficient, on the go solution for sudden repair jobs, Manufacturer: ERRORY