Patent ID: 8601912

Claim:
A hex wrench, comprising: a main body; a handle connected with the main body; a rotary member comprising an operation portion and a shaft portion; a lifting member; a driving member comprising six host driving members and six guest driving members, each guest driving member comprising a middle portion, one end of each host driving member being rotatably connected with the lifting member, and the other opposite end of each host driving member being rotatably connected with the middle portion of a corresponding guest driving member; and a matching member comprising six matching blocks for matching with a hex socket bolt; wherein the shaft portion passes through the main body, one end of the shaft portion is connected to the operation portion, the other opposite end of the shat portion is engaged with the lifting member; one end of each guest driving member is rotatably connected with the main body, and the other opposite end of each guest driving member is rotatably connected with a corresponding one of the matching blocks.