Remove bolts without hassle: this extractor set is designed to deliver quick, reliable removal of damaged fasteners, reducing effort and the risk of further damage. Hardened sockets with corrosion protection: built for durability and longevity, these sockets resist corrosion when used on damaged bolts, screws and nuts. Versatile removal across materials: capable of removing most damaged, stripped, rusted, broken, or stuck screws from wood or metal surfaces with relative ease. Use scenarios Stripped wood screw in furniture or wooden decking: apply the extractor to grip and remove the damaged fastener without damaging the surrounding wood. Rusted bolt in automotive or machinery components: use the hardened sockets to extract a seized bolt even after corrosion has set in. Broken screw embedded in a metal frame: engage the extractor to remove the broken fastener without chiseling or drilling away more material. Compatibility and performance notes Function: designed for removal of damaged bolts, screws and nuts. Material: specially hardened sockets with corrosion protection. Surface compatibility: effective on wood and metal surfaces. Performance: removes most kinds of damaged, stripped, rusted, broken, or stuck screws with relative ease.