Oxygen O2 Sensor Thread Repair Chaser Tool Kit M18 x 1.5 M12 x 1.25 HOT
M18 x 1.5 can be used with 3/4" hex socket or 3/8" square screwdriver, also works with M18 x 1.5 spark plug threads. Oxygen O2 Sensor Thread Repair Chaser M18 X 1.5 M12 x 1.25. The tool has M12 x 1.25 and M18 x 1.5 two size thread chaser.