The Milwaukee® SHOCKWAVE™ 1/2″ Drive 27pce Metric + SAE Standard Impact Socket PACKOUT™ Set features the boldest, longest-lasting markings and extreme impact durability in high torque applications. The stamped and ink-filled size marking enables you to select the right socket every time throughout the life of the socket. Engineered with high-strength forged steel for optimised performance in heavy-duty applications. Sets can be kept organised in the included PACKOUT™ Compact organiser with a clear top for easy identification of parts at a glance. The Compact organiser is part of our PACKOUT™ Modular Storage System, allowing for customisation of storage systems to easily transport and organise tools and accessories. The non-slip hex geometry prevents fastener rounding. Our dual-hole design and ring groove allow for easy socket attachment and removal. All SHOCKWAVE Impact Duty ™ Sockets and Extensions are backed by our Lifetime Guarantee and meet ASME industry standards.