Includes many of the most popular adapters for testing major model heavy-duty trucks and equipment 2-1/2", 0-1000 PSI gauge with easy to read red and black graduations Contains tester and all the most popular adapters needed to test heavy-duty trucks and equipment Adapters to test Cummins, Bedford, Case, Caterpillar®, John Deere®, Fiat Allis, Ford Tractor, GMC, Hino Trucks¿, International and Navistar, Isuzu, Mack, Massey-Ferguson, Mercedes, Mitsubishi-Fuso, Onan, Scania, Volvo, Wisconsin and others Molded storage case included