Designed to install and remove EGT sensors without damaging connection wires, housings, and sensor threads. Includes both straight and offset options with an open hex body for clearance. 3/8" drive size. Contains: (Qty.) (1) 13 mm offset socket, (1) 14 mm offset socket, (1) 17 mm offset socket, (1) 13 mm straight socket, (1) 14 mm straight socket, (1) 17 mm straight socket.