The invention discloses a pair of tongs for wrapping and riveting an arm rod and a scraping rod of an automobile windscreen wiper and belongs to the technical field of automobile manufacturing. The pair of tongs comprises a hydraulic cylinder, a fixed plate, a Y-shaped joint, a tray, tong handles, a die, a base block, a piston rod, the arm rod and the scraping rod, wherein the hydraulic cylinder outwards exerts a force to the piston. The pair of tongs is characterized in that the hydraulic cylinder is fixed to the fixed plate, the Y-shaped joint is arranged under the fixed plate, the piston rod is connected with the Y-shaped joint through a thread, the tray is arranged under the Y-shaped joint, the Y-shaped joint is connected with the tray together through a hinge pin, the tong handles arearranged under the tray, the tray is connected with the tong handles through connecting rods, the die is arranged below the tong handles and is connected with the tong handles together through bolts,the upper portion of the die is provided with the base block, the die rotates jointly with the tong handles, and the die and the base block simultaneously extrude the arm rod, so that the arm rod isbent to be wrapped and riveted together with the scraping rod. Only several seconds are needed in the whole process, and the pair of tongs is simple in operation, capable of saving time and labor andlow in cost loss and can the demand for large-batch production.