3380 Oxygen Sensor Rethreader
● Clean threads in oxygen sensor holes.
● Use with 21mm hex socket or 3/8”Dr Square Drive.
● M18 x 1.5 also works on M18 x 1.5 spark plug thread.
● Clean threads in oxygen sensor holes.
● Use with 21mm hex socket or 3/8”Dr Square Drive.
● M18 x 1.5 also works on M18 x 1.5 spark plug thread.