1. Rotation mechanism: The positioner has a motorized rotation mechanism that allows the workpiece to be rotated at different angles
2. Control system: The rotation speed and direction of the positioner can be controlled through a control system, which can be operated manually or through a computerized interface
3. Durability: The positioner is built with heavy-duty materials to ensure durability and stability during operation
4. Safety: The positioner is equipped with safety features such as emergency stop buttons and overload protection to prevent accidents