The Matco Tools 1/2 stubby Push Button Impact Wrench is a high-quality automotive tool designed for fast and efficient tightening and loosening of nuts and bolts. This single item unit features a 1/2 inch drive size and a 1/4 inch air inlet size, making it compatible with a variety of air hose fittings. While this specific demo unit does not come with a warranty, Matco Tools is known for producing durable and reliable tools that are trusted by professionals and automotive enthusiasts alike.