Inspection tool for test piece

The utility model relates to the related technical field of measuring tools, and discloses an inspection tool for a test piece. Wherein the first measuring tool is provided with an inspection bulge and a first plane, the shape of the inspection bulge is the same as that of the notch, the inspection bulge comprises a first inspection bulge and a second inspection bulge which are arranged in a step shape, and the first inspection bulge and the second inspection bulge form a step surface in the first direction. The second measuring tool is provided with a first inspection groove extending in the second direction and a second inspection groove extending in the third direction, the bottom face of the first inspection groove and the step face are coplanar, one inner wall face of the first inspection groove is a first plane, and the first plane is perpendicular to the second direction. Whether the test piece is qualified or not can be visually detected by comparing the test piece with the detection protrusions, the