--- Product Information ----Introducing the Hi-Spec 14pc Nut & Bolt Extractor Grip Socket Set, the perfect solution for removing broken, stripped, and stuck head sizes from 6.35mm to 19mm (1/4 to 3/4 inch). This robust set is designed to tackle even the toughest fasteners, ensuring you can unfasten rusted, rounded, or frozen bolts with ease. Made from heat-treated CrMo steel alloy with a manganese-phosphate coating, these extractors offer exceptional wear and rust resistance. Keep your tools organized and ready for any job with the compact storage case.Versatile Set - Fits a range of head sizesDurable Materials - Heat-treated for toughness--- Features and Benefits ----TOUGH TORQUE: Easily unfasten rusted, rounded, frozen, or painted-in bolts with the Hi-Spec Nut & Bolt Grip Extractor Socket Set, designed for maximum torque and efficiency in challenging conditionsUNIVERSAL DESIGN: The lobular design fits all nut and bolt types, including damaged ones, with internal reverse spiral flutes that dig and cut into heads as they are turned, ensuring a secure grip and extractionEASY ATTACHMENT: Compatible with 3/8” square drive socket ratcheting handles for straightforward turning, or grip the hexagonal sides with adjustable wrenches, spanners, and vice grip pliers for added versatilityDURABLE AND RELIABLE: Constructed from heat-treated CrMo steel alloy with a manganese-phosphate coating, these sockets offer superior wear and rust resistance, making them ideal for heavy-duty use in any environmentIDEAL GIFT & RELIABLE WARRANTY: Packaged in a compact and organized case, this set makes a thoughtful gift for any DIY enthusiast or mechanic. Comes with a 3-year warranty (restrictions and registration apply) for added peace of mind.