The police raided an illegal arms manufacturing factory in West Bengal's Hooghly district and arrested three person Friday, a senior police officer said.

The police raided the factory at Rather Sarak in Chandernagore and seized 300 cartridges, drill machines, seven unfinished magazines and a 7 mm gun, Ajay Kumar, Commissioner of Chandernagore Police Commisionerate said.

Three persons have been arrested in this connection, the commissioner said.

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