The seized materials included pipe gun, pistols (two) magazines, explosives, gun and bomb making materials, Maoists dress, books, medicines and other essentials, said Malkangiri Superintendent of Police Mitrabhanu Mohapatra.
The SP said the jawans of SOG raided the camps running inside Tekguda and Kurupa jungles under Kalimela police station area.
However, the SOG personnel failed to capture any of the Maoists as they had already fled from the camps.