The Snap-On 3/8" Cordless Impact Wrench CT8810AG is a high-quality power tool designed for automotive use. With a powerful 18V battery, this impact wrench delivers reliable performance for fastening and loosening nuts and bolts. The OEM 18V 4Ah CTB815G Battery ensures long-lasting power to get you through even the toughest jobs. As a Snap-On product, you can trust in the durability and quality of this impact wrench for all your automotive maintenance and repair needs.