Abstract: A complex pneumatic tool includes: a body section having a main body formed with an internal slide room; a slide member with a predetermined length, the slide member being slidably disposed in the slide room, two ends of the slide member respectively extending out of the body section from the slide room, the slide member being axially reciprocally movable between a first position and a second position under the restriction of the slide room; a first action section disposed at one end of the slide member; and a second action section disposed at the other end of the slide member. The complex pneumatic tool can be conveniently used to facilitate service operation of a vehicle.