Features: 100% brand and high quality Made of fine quality Chrome Vanadium Steel, practical to use. Corrosion resistant and antirust. High-precision, standard interface, provides superior torque for greater turning power with any driver tools. 23 kinds of models, meeting your different need. Comes with a carry case, convenient to storage and carry. Package Includes: 23 Pieces CRV Star Sockets/Set Specifications: Material:Chromium Vanadium Alloy Steel Color:Silver Size of Box:22x11.5x5.5cm/8.66x4.53x2.16inches note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.