14mm Internal (Thread Chaser) Spark Plug Rethread Tool: H

3545 14mm Internal Spark Plug Rethread Tool (Thread Chaser) Features and Benefits: Patented design allows for chasing spark plug threads from inside the cylinder head and working outward The tool uses the better threads at the base of the spark plug port and greatly reduces the chance of debris from falling into the cylinder Works on 14mm spark plug threads Length of 6" allows for deep well plugs Tool can be used with 1/2" socket or wrench