Feature:1. Durable Material: Made of heattreated chrome vanadium steel, it provides excellent durability and toughness in every impact motion.2. Anticorrosion: The surface plating process can prevent rust and corrosion and maximize the service life.3. High Torque: Full 360 degree motion allows joint swivel sockets to reach tight spaces for more better coverage.4. Good Performance: Sockets are impact grade and works well with impact tools as well as hand tools.5. Wide Application: Matched with a ratchet wrench for home decoration, screw installation and disassembly, etc. To meet your more needs.Specification:Item Type: Universal joint adapterMaterial: Chrome vanadium steelSize: Approx. 1/2, 3/8, 1/4Weight: Approx. 219g/7.7oz Scope of Application: Home decoration, screw installation and disassembly, etc..Package List:3 xJoint Socket