The Craftsman Sockets, 3/8" Drive TT55 Torx Bit, Torx 3/8" Drive CMMT42689 is a high-quality hand tool perfect for automotive maintenance and repair. Made by the trusted brand Craftsman, this socket set includes Torx bits for securely fastening and loosening nuts and bolts. With a 3/8" drive type, this tool is compatible with a wide range of vehicles and provides precise and reliable performance for any DIY mechanic or professional technician.