Die holder for cutting dies 25 mm / 38 mm / 50 mm For re-threading external threads in hard-to-reach places (e.g. stud bolts), for use with a reversible ratchet. Incl. grub screws for fixing the cutting die. Art. no. Area of application Repair , Cutting Threads M10 , M11 , M12 , M13 , M14 Thread type Metric ISO thread (M, standard thread) Main color silver