Multifunctional adjustable wrench

The utility model relates to the field of wrenches, in particular to a multifunctional adjustable wrench which comprises a wrench body and a handle fixedly connected with the wrench body, and the wrench body is located at the front end of the handle. A movable arm and a fixed arm which are perpendicular to the handle are arranged on the wrench body, the fixed arm is fixedly arranged on the wrenchbody, and the movable arm is installed on the wrench body in a front-back moving mode. A movable extension arm is arranged on the inner side of the movable arm, a fixed extension arm is arranged on the inner side of the fixed arm, the movable extension arm can move in the length direction of the movable arm, and the fixed extension arm can move in the length direction of the fixed arm. And a regular hexagonal fixed bulge is arranged at the bottom of the handle. Grooves matched with the regular hexagonal bulges are formed in the upper ends of the sleeve accessories, and regular hexagonal accessory bulges are arranged a