The MAC TOOLS AW375 Impact Gun 38 Drive is a high-quality, durable impact wrench designed for automotive use. Made by the reputable brand Mac Tools in Japan, this tool features a 1/4 inch air inlet size and a 3/8 inch drive size, making it versatile for a variety of applications. With its reliable performance and precision engineering, this impact gun is a valuable addition to any auto mechanic's tool collection.