Type T-F is constructed in the same manner as the type "T" and employs a fork tongue. The fork permits rapid installation of the ter- minal under a screw head without completely removing the screw. Two or more terminals may be stacked easily on a common stud. Installation Tooling: Non-Ratchet: Y10D, Y10-22; Ratchet: MR8G98, Y8MRB-1, MR20.