HIGH-QUALITY MATERIAL: Made from S2 steel material with unique quenching process for perfect hardness & more durability it possesses strong gripping power. VERSATILE USAGE: Suitable for large-diameter pipes such as 1/2 inch and 3/4 inch. Suitable for extracting pipes and threaded fittings. PROFESSIONAL DESIGN: Featuring a delicate anti-slip grip with an anti-slip handle, it can be used with electric or manual wrenches. FUNCTION: Used to remove 1/2 inch and 3/4 inch damaged, rusted or peeling screws, bolts and fasteners of water pipes. Also suitable for ordinary screw removal. EASY TO USE: Choose the corresponding tool based on the inner diameter of the broken pipe, insert the extraction tool, and turn it counterclockwise with a rod or wrench to effortlessly remove the broken wire.