Car battery corrosion is a major contributor to degraded performance and shortened life expectancy on lead acid car batteries though with a little care that can be avoided, so give the gift of longer life to your car battery with the STEELMAN 77040 Multi-Function Solid Metal Battery Terminal Clamp and Post Cleaner. This 3-way universal tool works on most top-post style automotive and marine batteries and has everything you need to keep your battery terminals clean and performing their best. The tapered reamer can quickly clean out terminal clamps of corrosion and build-up while the positive and negative post cleaners clean and reshape the posts for optimum connection to your vehicle’s battery. The solid, cast metal construction holds up to heavy-duty use and the rubber palm ball provides extra comfort while reaming. A little maintenance can go a long way, and STEELMAN tools will help you get it done.