Milwaukee SHOCKWAVE™ Impact Duty™ 3/8" Drive 1/2" Socket Adapter is designed to convert drive tools for use with different drive sizes, ing versatility for various applications. Crafted from high-strength forged steel, this socket adapter delivers exceptional impact durability, making it i for high torque tasks. The dual-hole design and ring groove enhance convenience by simplifying socket attachment and removal. Additionally, the long-lasting stamped size markings provide quick and easy socket identification, ensuring efficiency on the job. Model Number: 49-66-6723