The proposed jack kit (A) comprises a jack (1) and a lug wrench (2). A mounting hole (22), used for fixing said lug wrench (2) to the vehicle, is formed on the lug wrench (2). A fixing groove (111) is formed on said jack (1), in which groove (111) an end part (23) of the lug wrench (2) is attached. A fixing member (21), to fix the lug wrench (2) to the jack (1), is also formed on said wrench (2).