The invention discloses a cutting tool. The cutting tool comprises a cutting head, a workbench, a frame, a support and a height adjusting assembly, wherein the cutting head is used for achieving the cutting function; the workbench is used for placing objects to be cut; the frame is used for supporting the cutting head; the support is used for supporting the cutting tool on the ground; and the height adjusting assembly is used for adjusting the relative distance between the frame and the support, the height adjusting assembly comprises a rotating member and a locking member, and the rotating member is rotationally connected with the support and the frame; and the locking member is used for locking rotation of the rotating member relative to the support, and the axis of rotation of the rotating member relative to the support is parallel to the axis of rotation of the rotating member relative to the frame. According to the cutting tool, the height adjusting assembly can adjust the relative distance between the frame and the support so that the height of the whole cutting tool can be adjusted, and then operation by users with different heights can be facilitated.