quipped with standard indenters: rigid ball or flat indenters with diameters of 165mm, 100mm, and 30mm, made of quenched steel with a surface hardness of ≥ HRC55.

Provide a skylight installation fixture platform with T-shaped slots for quick installation and adjustment of skylight samples of different sizes.

The tooling should ensure that the sunroof can be installed and fixed according to the actual vehicle condition