T-bolt surface after special treatment, has better wear resistance, can extend the service life. A T-bolt is a special bolt with a T-shaped head that can be used to connect two planes or to connect a plane and a T-slot. The role of T-bolt mainly has the following points: 1. Connection function: T-bolt can be connected to two planes or connected to a plane and a T-slot, so that the distance between them is fixed and not easy to loose. 2. Fixing function: The T-bolt can be fixed by tightening the nut to make it difficult to move or shake. 3. Adjustment function: Because the head of the T-bolt is T-shaped, it can be fine-tuned during installation to adapt to different connection needs. 4. Bearing effect: T-bolt can withstand a certain tension and shear force, making the connected object more stable and safe. In short, T-bolt is an important connector, widely used in machinery, construction, electronics and other fields.