The incident occurred this morning when some unidentified persons attacked Basant Singh (46) and Shiv Narain Singh (65) with sharp-edged weapons killing them on the spot, they said.
The third victim, identified as Ankit, was injured in the incident, they said.
Six persons have been detained in this connection, Superintendent of Police, Manoj Kumar said.
The incident was stated to be fallout of old enmity, they said.