The Snap-on cooling system tester is designed to test pressure caps and cooling systems for leaks on a wide variety of domestic and import vehicles. The set features a hand pump and a tester head with a 12" hose that reads in both psi and kPa, and the material in the pump head is resistant to corrosion. Included are the SVT262-28A, TAB10036 and TA38C radiator adaptors, plus the SVTS262-23 storage case.