Oxygen Sensor Thread Chaser.
Features
Cleans Threads in Oxygen Sensor Holes
Use with 3/4" hex socket or 3/8" square drive; Size: M18x1.5
Also works on M18x1.5 spark plug threads; important: Use anti-seize
Specifications
Manufacturer : Lisle
Brand : Lisle
Model : 12230
Item model number : 12230
Is Discontinued By Manufacturer : No
Manufacturer Part Number : 12230
OEM Part Number : 12230
Folding : No
Item Weight : 68 g
Product Dimensions : 10.8 x 6.05 x 1.91 cm