The Matco 3/8" Drive Impact Model Mt2220 is a single item air tool designed for automotive use. It features a 3/8" drive size, making it compatible with a variety of nuts and bolts. This impact wrench model does not come with a warranty, but it includes an air hose fitting for easy attachment to an air compressor. With a 1/4" air inlet size, this tool is efficient and reliable for automotive maintenance and repair tasks.