The militants attacked a workshop and set on fire 10 Nato oil tankers destroying them completely here in Ring road in Peshawar on Saturday while bomb has been defused here in the same site. As per details, the militants targeted the workshop in Ring road and torched the Nato oil tankers. Soon after the incident the police and rescue teams rushed at the spot and found bomb. The bomb disposals defused the bomb. According to eye witness six militants had launched an attack at the workshop and manhandled the guard. It is pertinent to mention here that Ring road goes to Afghanistan via Torkham border. It is third attack on Nato oil tankers. The Ring Road was closed for traffic as the fire was put out by firefighters after hectic efforts.No one has claimed responsibility for the attack.