Steering knuckle arm straight hole thickness rapid detection tool

The utility model relates to a steering knuckle arm straight hole thickness rapid detection tool comprising a detection tool body, and the detection tool body is provided with a first hook arm and a second hook arm which extend towards the same side; one side, close to the second hook arm, of the first hook arm is a reference surface; and the second hook arm approaches. One side of the first hook arm is step-shaped to form a first measuring surface far away from the testing fixture body and a second measuring surface close to the testing fixture body; the distance between the first measuring surface and the reference surface is the allowable thickness upper limit of the steering knuckle arm straight hole; the distance between the second measuring surface and the reference surface is the allowable thickness lower limit of the steering knuckle arm straight hole; according to the utility model, by arranging the reference surface, the first measuring surface and the second measuring surface, during detection, the