The Snap-on Tools USA IM400 is a high-quality 1/2" drive 6-point SAE 1-1/4" shallow impact socket designed for automotive use. Made in the United States, this single item socket features a durable construction and precise measurements, making it a reliable tool for mechanics and auto enthusiasts. With its impact design and unique 6-point drive type, this socket is perfect for tough jobs that require a reliable hand tool. The Snap-on brand is known for its top-notch tools, and the IM400 socket lives up to that reputation with its premium quality and performance.