OTC's Universal Cooling System Pressure Tester Kit offers multiple options for testing, including a variety of hose adapters and a filler neck adapter, for quick and easy connections that let you test fast Hand Pump features a raised, integrated gauge with impact resistant outer sleeve and dedicated 36 inch pressure hose with quick connect coupler Includes 4 in-line hose adapters - 1/4 inch, 5/16 inch, 1/2 inch, and 5/8 inch - and a cap adapter, all with Schrader valves to reduce coolant loss and prevent spray Comprehensive kit includes padded base (that prevents damage to painted surfaces), replacement band clamps, operating instructions (inside lid), and blow molded storage case Made in the USA