Features 1. 10-Piece Screw Extractor Kit：This Bolt Extractor Set includes a range of sizes from 1/8 inch (3.5mm) to 13/32 inch (10.3mm), with increments of 1/32 inch. 2. Superior Industrial Quality：Crafted from heat-treated and premium Chrome Vanadium Steel, these extractors are highly resistant to wear, corrosion, and deformation. Each tool undergoes precision machining and exhibits exceptional hardness for prolonged durability. 3. Enhanced Efficiency：The bolt extractors feature an internal left-handed spiral design, which provides superior grip and facilitates faster tapping. The reverse spiral flutes in the internal thread ensure maximum gripping power, allowing the socket to tighten securely with every turn. 4. Easy Selection：Each tool is clearly marked with its corresponding size for effortless identification and selection. It is designed to be compatible with screws and bolts of any size, offering multiple options to meet most of your extraction needs. 5. Versatile Applications：This extractor set is an ideal tool for removing broken screws, bolts, studs, fittings, threaded pipes, and pins. Additionally, it can be used in conjunction with a hexagonal drill bit to expand its range of applications. Whether for automotive repairs, garage projects, construction sites, or home renovations, these extractors are widely applicable. Specification Material: Alloy steel Weight: 288 g Package include： 10PCS Screw Cap