Check oil pressure in automatic transmissions and engines . Adapters provide coverage of most domestic and imported cars and light trucks including late models. Supplied with one gauge: 0-600PSI, 0-4,000 kPa, 0-40 Bar Includes 6 feet of oil proof hose and 10 assorted fittings. Supplied in durable vinyl pouch for store display and tool box storage. Full instructions provided.