Multifunctional high-efficiency special-purpose testing tool

The utility model discloses a multifunctional high-efficiency special-purpose testing tool, comprising a base, which is provided with a circular positioning hole. Four testing holes are provided above the circular positioning hole. A clamp stand is disposed below the circular positioning hole and is provided with a semi-circular concave cavity corresponding to the four testing holes. Transverse tooth-hole testing pins pass through two sides of the clamp stand, respectively. The multifunctional high-efficiency special-purpose testing tool of the utility model is capable of testing all dimensions of a product, thereby improving the working efficiency, reducing the workload for workers and guaranteeing the dimension requirement on the product.