Collet type with forward/lock/reverse operation ratchet. Ideal for use in difficult to access areas. Plated finish, Typ = Oprawa koła zapadkowego, Rozmiar gwintu = Od 4 BA do BA (ISO), 5/32–1/4 cala (ISO), 1/8–1/4 cala (DIN) BSW, M4–M6 (ISO), M4–M6 (DIN),