A sackful of detonators and 11 gelatin sticks were seized from a vehicle by the police near Raghunathpur Police Station, 30 km from here today.
Purulia Superintendent of Police Neelkant Sudhir Kumar said acting on a tip off, policemen in plainclothes stopped the vehicle and seized the explosives.
The consignment was being taken to Jamshedpur from Asansol in West Bengal.
The driver, who was the only person present in the vehicle, was arrested, he said.
Interrogation of the driver is on, he added.
