Features: brand new and high quality Made of high-quality bearing steel materials, practical and durable. Spiral flute screw extractor dimensions are engraved on the-extractor for easy identification. Broken bolt extractor kit can helps faster removing broken studs, bolts, socket screws, and fittings. Our spiral flute is designed to embed themselves deeper into the metal as you turn the tool, so as the fastener resistance increases, the-extractor's grip increases. Bolt remover that remove broken screws, whether working on wood or metal, are ideal for construction, automotive, home DIY projects or for industrial use. Package Includes: 5x/Set Screw Extractor