The Ko-ken RS4305M/10 1/2" Square Drive Socket Set is an essential 10-piece collection designed for deep socket applications in metric sizes. This set includes 12-point deep sockets sized 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 17mm, 19mm, 21mm, and 22mm, providing superior grip and torque for a variety of fastening tasks. Each socket is crafted to meet high-quality standards and is securely mounted on a 300mm rail for easy organization and quick access. This deep socket rail set is perfect for both professionals and DIY enthusiasts looking for reliability and performance. Please note that the image shows the 6-point socket set (4300M/10).