Tibetan Dharma drum, one of the eight dharma instruments of Tibetan Buddhism, is one of the dharma instruments in Tibetan Buddhism. There are many kinds of dharma instruments, such as big drum, bronze drum, waist drum, crank drum, jie drum and gapala drum. Mainly used in buddhist celebrations, religious festivals, living Buddha sitting on the bed, kaiguang ceremony and other major festive activities. The drum hammer of a crank drum is bent, like a bow. The drum is about one meter in diameter. When chanting, the lama holds the drum handle in his left hand and hits the accompaniment with a crank drum hammer in his right hand. Kala drum, also known as "zama ru" in Tibetan, is made of wood, ivory and human skulls. The falbala is played with the diamond bell.