A bakery owner was arrested from Bhiwandi town in Thane district for alleged illegal possession of arms, police said.
Based on a tip-off, the bakery of Mohammad Asfaque Siddiqui (30) was raided by a team of Thane crime branch officials, Deputy Commissioner of Police (Crime) Parag Manere said.
Upon search, the police team recovered four long swords having a cover studded with coloured stones, a country-made pistol, four live cartridges, and three choppers from the bakery, he said.
Assistant Commissioner of Police Nagesh Lohar said police were trying to ascertain from where the arms were procured.
An offence under relevant sections of the IPC and sections 37(1) and 135 of the Bombay Police Act have been registered against the accused, he said.
Siddiqui, whose brother is a local politician, had been arrested in connection with a murder case about eight years back in Mumbai and later acquitted by a court, police said.
Further probe in the matter is on, they added.