Our SHOCKWAVE Impact Duty™ socket 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 optimized performance in heavy-duty applications. The non-slip hex geometry prevents fastener rounding. The Milwaukee dual-hole design and ring groove allow for easy socket attachment and removal. Sets can be kept organized in the included Milwaukee® PACKOUT™ compact organizer with a clear top for easy identification of parts at a glance. The Compact Organizer is part of our PACKOUT Modular Storage System, allowing for customization of storage systems to easily transport and organize tools and accessories. All Milwaukee SHOCKWAVE Impact Duty™ sockets and extensions are backed by Milwaukee's lifetime assurance and meet ASME industry standards.