The Lisle Oil Pressure Switch Socket for Ford, No. 13900, offers a partial hex design to fit 1-13/16" long oil pressure switches on some 2015-2017 Ford and Lincoln Vehicles with 4-cylinder and 6-cylinder engines. The overall socket length is 2" to fit in tight spaces. This socket can be used with a 3/8" square drive or 1-1/8" wrench.