Koken 1/2" Drive Imperial and Metric Inhex Sockets are precision-engineered tools designed for professional technicians who require reliable engagement with internal hex fasteners in a wide range of applications. Combining the versatility of both imperial and metric sizes with Koken’s renowned Japanese manufacturing standards, this category provides accurate, durable, and high-strength solutions for automotive, industrial, and mechanical work. The 1/2" drive size delivers a perfect balance of torque capacity and accessibility, making these sockets ideal for general workshop use, machinery maintenance, and servicing vehicles or equipment with mixed fastener types.