A great basic set for diesel work in the American market. Release air and automatically reset gauge for repeat testing. Swivel-end quick coupler for easy connection to adapters. 16-1/2" long wire reinforced hydraulic hose. 2-1/4" gauge has a dual scale dial with ranges from 0-1000 PSI and 0-70 bar Adapters included for Audi, GM, Isuzu, Lincoln, Ford/Navistar, Mercedes, Peugeot, Toyota, VW, Volvo and more.