The Craftsman 1/4 Drive Female to 3/8 Male Adaptor CMMT 13030 is a high-quality hand tool designed for automotive use. This single item adapter features a standard socket type with a chrome surface finish, making it durable and easy to clean. With a lifetime warranty, this SAE system of measurement adapter ensures longevity and reliability. Perfect for fitting 1/4 inch drive sizes, this specialty drive type adapter from Craftsman is a must-have for any mechanic or auto enthusiast.