The ATS took custody of Sayyed Ismail Afaq Lanka, 36, and Saddam Hussain Fairoz Khan, 28, -- residents of Bhatkal in Karnataka -- from the Bengaluru police.
The duo is suspected to have provided explosive materials to Yasin to carry out blasts across the country, including the 2011 bombings here, it said. Three powerful blasts ripped through crowded areas in Mumbai on July 13, 2011, killing at least 21 people and injuring 141 others.
According to the ATS, Bengaluru Police had on January 8 arrested Lanka and Khan with explosives and booked them under Unlawful Activities and Prevention Act and Explosives Substances Act.
"Our team went and questioned the two. During questioning it emerged Lanka and Khan had supplied explosives to Yasin Bhatkal and Asadullah Haddi, another accused in the case, too to execute the blasts in Mumbai," said an ATS officer.
The duo would be produced before a local court on Tuesday. With their arrest, a total of people have been arrested in connection with the blasts. Those arrested earlier include
Yasin, Naqi Ahmed and Nadeem Akhtar (both students), Mohammed Kafeel, a Bihar resident, Haroon Rasheed Naik, Waqqas, Tehseen Shaikh alias Monu, Haddi and Ejaz Shaikh.
Knwarnain Pathreja, a Delhi-based hawala operator was also arrested in the case and later granted bail.
Those still wanted in the case are Riyaz Bhatkal, Wasim alias Ibrahim, Muzaffar Kola and his nephew Ubaid.