CT-449 Thread Clean-Out Tool

For cleaning aircraft engine spark plug 18mm bushings to assure correct installation of new or overhauled spark plugs. Regular 7/8″/2.22cm hex fits spark plug sockets. Precision ground threads, three deep flutes retain carbon debris. Packed individually with instructions for use.

Approximately 4″ long/10.1cm
Weight 7 oz./198g.