Adjustable sheet processing cutting tool

The utility model relates to an adjustable sheet processing cutting tool, which is characterized in that: a taper shank is vertical to a graduated tool holder, and the taper shank is connected with the graduated tool holder through a screw arranged in a long U-shaped groove of the graduated tool holder; the position of the taper shank can be adjusted in the long U-shaped groove according to the cutting needs, and the two sides of the tool holder are provided with graduations, so that the position can be more accurately adjusted; a cutting knife is arranged at one end of the graduated tool holder, and an elastic top point is arranged at the bottom end of the taper shank; and a tool bit is higher than the tip of the elastic top point so as to achieve the positioning of the cutting tool and ensure the processing quality. The utility model has the characteristics of simple structure, convenient disassembly, assembly and adjustment, good processing quality and the like.