Handy tools prevent messy fluid leaks when replacing or working on components that use fluid transfer lines.
Use to seal transmission cooler, brake, A/C, and fuel lines found on most vehicles. The spring-loaded design quickly and easily stops the flow of liquids on cars, trucks, and other machinery.
Set includes: 4 stoppers to fit the following size lines - 3/8", 5/16", 1/2", and the banjo-style fitting.