The arrested persons have been identified as Nishant, Utkarsh, Amit, Binnu, Akram and Anuj, SHO, Sihani Gate police station, Ashok Shishodia said, adding, the arrests were made on a tip-off.
During interrogation, all six have confessed to have committed several road-side robberies, the SHO said.
Police have seized a golden ring, wrist watch, Rs 9,600 cash, a Maruti Van, two country made .315 bore pistols, two live cartridges and 4 daggers from their possession.
The robbers used to assemble at desolate places and target passersby during night hours, the SHO said, adding, all of them have been sent to jail.