This Snap-On Tools 18V 3/8” Drive Cordless Impact Wrench CT8810 is a powerful and reliable tool for any automotive task. With its battery power source, it is perfect for working on cars in the field. The wrench is made in the United States and comes with a cover for protection. The manufacturer part number is CT8810B and it is sold as a single unit. The warranty length is unspecified. This impact wrench is a great addition to any toolkit for any mechanic or DIY enthusiast.