Waterproof material test specimen cutting tool

The invention provides a waterproof material test specimen cutting tool, which is characterized by comprising four strip-shaped edges, and graduations are marked on the upper surface of each edge; a cutter sheath movably sleeves each edge, and a cutter is arranged on the lower surface of the cutter sheath; a rectangular frame is defined by the four edges, and at least three intersection points of the four intersection points of the rectangular frame are provided with regulating screws; the regulating screws penetrate through the two edges stacked at the intersection points. The four edges can be regulated and fixed by the regulating screws, so that the precise cutting size can be obtained, and the cutter can move along the edges to precisely cut off test specimens.