what is the purpose of getting a black belt
Black belt 1st degree is the highest belt color and requires 40 hours of supervised training. It signifies knowledge of the advanced fundamentals of the different disciplines. A 1st degree black belt instructor may teach fundamentals from tan to black belt and award the appropriate belt. In addition, a black belt can become an instructor-trainer, which authorizes them to teach and award all belts, as well as teach and certify instructors.