CK
CK M4 High Speed Steel Rethreader
Part: 495029
M4 rethreader tool for restoring damaged or stripped threads.
RS PRO
RS PRO M4 High Speed Steel Rethreader
Part: 125-3091
Hand tool for repairing damaged M4 metric threads on mechanical parts and fasteners.
RS PRO
RS PRO M4 HSS Rethreader
Part: 456-923
M4 HSS rethreading tool for repairing damaged threads in metal components.