The Snap-On Tools 3/8” Drive Super Duty Pneumatic Air Ratchet #FAR72B is a high-quality air tool designed for automotive use. With a 3/8 inch drive size, this ratchet offers strength and durability for efficient and reliable fastening and loosening of nuts and bolts. Manufactured by Snap-on, a trusted brand in the industry, this air ratchet ensures superior performance and long-lasting quality for professional mechanics and automotive enthusiasts alike. This air ratchet is tested and works great but will need the screw on valve that goes on the end of tool that let's you hook it up to a air compressor. See pictures.