Abstract: A pliers for a loop clamp is provided, including a grip assembly, a displacement mechanism and a clamping assembly. The grip assembly has two handle members which are pivotally assembled with each other. The displacement mechanism is movably connected to the grip assembly, and the displacement mechanism can be actuated by the grip assembly. The clamping assembly has two clamping portions for clamping two ends of a loop clamp, the two clamping portions are connected with the grip assembly, and at least one of the two clamping portions is movably connected to the grip assembly and can be actuated by the displacement mechanism to change a distance between the two clamping portions.