Acting on a tip off, the police raided Parmanandpur Gangsta forest area under Kharagpur police station jurisdiction and unearthed three illicit mini-gun factories being run by the jailed Maoist Birbal Murmu's brother in-law Dilip Kisku, the Superintendent of Police (SP) Varun Kumar Sinha said.
Kisku has been arrested under the provisions of the Arms Act, he said, adding a haul of weapons comprising three pistols, 23 magazines and three lathe machines, besides raw materials and equipment, have been recovered from the sites.