Hazaribagh police recovered more than 700 detonators and over 50 bags of ammonium nitrate from Banka village of Ichak block on Saturday.
The detonators and ammonium nitrate were kept in the house of a poor villager Chotka Manjhi.
After enquiry it became clear that Sanjay Modi of Barkattha had kept these detonators and ammonium nitrate in the house of Chotka.
Modi is a supplier of illegal explosives to the illegal mines owners of the area. Police has registered a case against Sanjay Modi.