Almost 18 months after the twin bomb blasts rocked the city and 43 people died in the biggest ever terror attack on the city of Hyderabad, the investigators have found a dump where the terrorist had hidden the left over material after making the explosive devices.

OCTOPUS, the special anti terror unit of Andhra Pradesh police searched the flat in Banjara Nilayam in Secunderabad and found the left over circuits and other material hidden in a drainage duct in side the flat which was taken on rent by the module of terror outfit Indian Mujahidden.

The material, which will be part of the material evidence in the case was recovered in the presence of the two prime accused in the case Aneeq Shafee Syed and Akbar Ismail Choudhary. The OCTOPUS team took them to the flat after Aneeq was identified by eyewitnesses of the blast at Lumbini Park that he was the person who had left the black bag behind the in Laserium of the park on the fateful evening of August 25.

The OCTOPUS team had organized the identification parade and also brought some of the survivors of the blast from different places in the country who had come to the city on a sight seeing visit.

The investigators, who have brought three accused of the case from Mumbai [Images] for questioning after they were arrested by Maharashtra police also found another piece of evidence to link these people with the blast. According to informed sources, they seized the register of a cable operator from whom the accused had taken a cable connection.

The accused told the police that after planting the bombs they had seen the devastation on television after returning to their shelter.

During the interrogation the OCTOPUS team has gathered many other important pieces of information including the fact that absconding prime accused Riyaz Bhatkal had planted the deadliest bomb at Gokul Chat. Akbar told the interrogators that Bhatkal, who was the brain behind the operation was angry that the third bomb planted at Dilsukhnagar did not explode.

The accused have also revealed to OCTOPUS that Akbar and Aneeq were sent to a training camp in Chikmaglur area of Karnataka in the use of explosives and fire arms.