Acting on a tip-off, a police team was sent to the area and during combing operation near Bimrelly village the dump consisting of four tiffin boxes containing explosives, two hand-grenades, several rounds of ammunition of different caliber, books containing Maoist literature among others were recovered, Bellampalli DSP K Easwar Rao said.
"The dump has been found in a plastic container," the official said adding further investigations were on.