Simple universal wrench

The invention belongs to the field of engineering tools, and particularly relates to a simple universal wrench. The simple universal wrench comprises a limiting block, a grip, a screw rod and a limiting chain, the screw rod is installed on the grip, the limiting chain is mounted on the limiting block, and the screw rod is matched with the limiting block. The wrench composed of the limiting block,the grip, the screw rod and the limiting chain is adopted, a nut or the screw rod can be disassembled or fastened through mutual cooperation of the limiting chain and the screw rod, nuts or screw rodsof different models can be disassembled or fastened, and the wrench is convenient to carry and operate and low in cost. 本发明属于工程工具领域，具体涉及一种简易万能扳手。包括限位块、握把、螺杆和限位链条，所述螺杆安装在握把上；所述限位链条安装在限位块上；所述螺杆与限位块配合。本发明采用限位块、握把、螺杆和限位链条组成的扳手，通过限位链条和螺杆相互配合，就可以对螺母或螺杆进行拆解或紧固，并且可以多种不同型号的螺母或螺杆，携带方便、操作方便、成本低。