High-quality material: Made of high-quality chrome vanadium steel, heat treated, rust-proof, durable and designed with deep and wide threads, long service life. The damaged screwdriver can be used in combination with a power drill. Sturdy and durable: Our high-quality carbon steel forged from the broken screw is forged, heat treated, durable, not easy to break, and has a long service life. Standardized interface design: The broken wire remover uses the standard gauge design of the post, which is practical and versatile. The user-friendly design is more efficient and convenient for your use. Easy to use: First drill a hole in the center of the damaged screw, use a hammer to gently tap the screw extractor into the drilled hole, and turn it counterclockwise with a wrench to remove the broken screw. Widely used: Suitable for maintenance of homes, offices, factories, etc.