1. A handy screwdriver and extractor kit that can be stored in the garage or toolbox. It's an essential maintenance tool for every household, allowing direct repairs at home instead of paying expensive fees. 2. Available in various sizes, it can remove all damaged, broken, or rusted screw heads and bolts. The screwdriver set comes with a striking red storage box, so you won't have to worry about losing any extractors after use—simply place the box in a fixed spot in your toolbox. 3. It is widely applicable for home maintenance, automotive repairs, or mechanical work. Compatible with most broken screws on the market, it can also be used with most electric hand crank universal chucks. 4. For results, use electric or manual rotation instead of hammering during operation. Maintain a low speed until the broken screw is fully removed. 5. Our screwdrivers are crafted from quality bearing steel with a hardened surface for enhanced durability. 6. Designed to extract damaged, rusted, or worn screws, bolts, and fasteners. It can also assist in removing and cleaning broken wires during pipeline maintenance.