The mishap occurred near Rajkamma village under Katghora police station limits. The three brothers were on their way to their native Chuhiya village, said station house officer, Katghora, Vivek Sharma.
The deceased were identified as Hemlal Yadav (21) and Thakur Yadav (25). Raghuveer (24), their brother, sustained critical injuries.
On getting information about the mishap, a police team was rushed to the spot. Raghuveer was taken to the district hospital, the SHO said.