Milwaukee 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. Milwaukee socket sets feature removable trays that are compatible with Milwaukee Packout Organizers and fit in tool chest drawers.