India, Dec. 24 -- Kolhapur police's local crime branch arrested seven individuals, including a bus cleaner, within 12 hours of an armed robbery involving Angadia service parcels on the Pune-Bengaluru Highway, officials said on Tuesday.

The robbery occurred late Monday near Wathar, close to the Kinhi toll plaza. Armed assailants reportedly looted parcels containing 60 kg of silver, 10 grams of gold, and machine spare parts worth over Rs.1.22 crore from a private travel bus, the police added.

Investigators said three of the accused were already on the bus as passengers. As the vehicle reached the highway near Kinhi, one person allegedly threatened the bus cleaner with a knife and forced the driver to stop. Other accomplices then arrived o...