The 5-inch 1/2-inch Drive Impact Extension from Irwin is designed for durability and performance in high-torque applications. Constructed from premium chrome molybdenum steel, this extension is engineered to withstand the demands of impact tools, ensuring longevity. The 5-inch length provides a balance of reach and control, making it ideal for various automotive and industrial tasks. Its 1/2-inch drive compatibility allows for use with a wide range of sockets, enhancing versatility. This impact extension is a reliable choice for professionals seeking efficiency and strength in their toolset.