Cutting and sawing dual-purpose hand saw

The invention discloses a cutting and sawing dual-purpose hand saw, and belongs to the technical field of hand saws. The cutting and sawing dual-purpose hand saw comprises a saw blade, an n-shaped saw frame and a grip arranged at the rear part of the saw frame, wherein a blade is mounted in the saw frame; one side, far away from sawteeth, of the saw blade is provided with a positioning groove which is clamped and positioned with a cutting edge of the blade; the front end of the saw blade is rotatably connected with a lower end of the front part of the saw frame; the rear end of the saw blade is provided with a clamping hook; and the rear part of the saw frame is provided with a locking mechanism which is clamped and locked with the clamping hook. According to the invention, the locking mechanism enables the saw blade to be clamped and attached to a lower edge of the blade, and the saw blade is supported and positioned through the blade, so that bending deformation of the saw blade in saw dragging operation is