The Matco Tools MT1720 3/8" Drive Pneumatic Butterfly Impact Wrench is a high-quality and durable automotive tool designed for use with air tools. This impact wrench features a 3/8" drive size, making it compatible with various fasteners and nuts. The butterfly design allows for easy and precise operation, making it ideal for automotive maintenance and repair tasks. With the trusted Matco Tools brand behind it, this impact wrench is a reliable and efficient tool for professionals and DIY enthusiasts alike.