The utility model relates to a pair of multifunctional convenient pliers which belong to the technical field of the section of work and transportation, the subsection of molding, manual tools, portable mechanized tools, handles of manual machines, workshop devices, the class of mechanical hands, tools which are not covered on other classes and are used for fastening or connection or disassembly or clamping or the subclass of table type devices, pliers which are provided with auxiliary elements, and the subgroup of cutting edges and nail extractors according to the International Patent Classification. The purpose of the utility model is to solve the technical problems of unable portability and insufficient functions. The multifunctional convenient pliers are composed of a left plier head, a right plier head, a hollow cavity, a chute, a grinding knife and a base. The utility model is characterized in that a pulley rod on the position of the bottom end of a knife is installed on the position of one end of the chute, the whole position of the chute is installed on the whole position of a right plier handle, and a slide rod on the position of the bottom end of the grinding knife is installed on the position of one end of the chute. The whole position of the chute is installed on the whole position of a right plier handle. A screw thread on the outer surrounding position of a screw thread piston is installed on the position of an opening end of the hollow cavity. The whole position of the hollow cavity is inlaid on the position of an inner part. The multifunctional convenient pliers are suitable for pliers which are provided with auxiliary tools and elements with practical and new technical proposal in the technical field of the subgroup of the cutting edges and the nail extractors. The multifunctional convenient pliers have the advantages of simple fabrication, low cost and convenient use.