21-piece socket set Material: matt chrome vanadium steel 12-point with groove for variable reception 1/2 drive (12.7 mm) Well stored in a practical carrying case With this 21-piece socket set made of matt chrome vanadium steel, you will be perfectly equipped for any job; you will always have the right bit size at hand. The 12-point design accommodates virtually any screw head. Simply snap the two devices together and your tool is ready for use. Due to the high-quality workmanship, the hardness of the steel and the torque to be achieved are sufficient for using this set in a professional sector such as car repair shops and garages. The complete set is stored functionally, saving you the hassle of searching for the right accessory. It's also very practical, as the sturdy case is easy to transport if you need to carry out work outdoors. The following wrench sizes are available in the set: 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 24mm, 27mm,