Islamabad: A suicide bomber rammed his vehicle into a military convoy in the northwestern Pakistani town of Bannu on Wednesday, killing himself along with six soldiers and two children, military and intelligence officials said.

The convoy was travelling from North Waziristan's tribal region to Bannu in North West Frontier Province when it was attacked near the Gurbaz area, the officials said.

"Four soldiers and a child were killed on the spot in the attack," an intelligence official told Reuters.

Two more soldier and a child succumbed to their wounds later in a hospital, the official said.