An endoscopic bending section and an endoscope. The endoscopic bending section comprises a wire winding portion, the wire winding portion being provided with a mounting cavity, and a first traction wire hole, a second traction wire hole, a third traction wire hole and a fourth traction wire hole which are arranged around the mounting cavity at intervals, wherein the mounting cavity, the first traction wire hole, the second traction wire hole, the third traction wire hole and the fourth traction wire hole all extend in an axial direction of the wire winding portion; and the wire winding portion is provided with at least three wire-passage holes arranged at intervals in a circumferential direction of the wire winding portion, the wire-passage holes separately being in communication with the mounting cavity.