Contains very low profile, 6 point 24mm, 25mm, 27mm, 28mm, 29mm, 32mm and 36mm sockets for use on oil and fuel filter canisters when replacing the element. Use with 3/8" drive. Set includes: 13280 - 25mm for Fleetguard Filter on Motorhomes, Buses, and Some Medium Size Trucks with Cummins Engine. Also Some K&N Filters NEW 13290 - 28mm for 2010-2018, 6.7L Dodge Cummins NEW 13310 - 24mm for Cadillac and some BMW 13320 - 27mm for 2003 and later Mercedes 1.8L, Smart and some VW 14500 - 36mm for Ford 6.0L Diesel Fuel and Oil Filter Housings, Mini Cooper and some BMW Oil Filter Housings, and Mack Truck Oil Filter Housing 14600 - 29mm (1-1/8") for Dodge Cummins Fuel Filter Housing 14700 - 32mm (1-1/4") for GM Ecotec, 2.0L, 2.2L and 2.4L Four Cylinder Oil Filter Housing; Some Saturn & Saab