The National Investigation Agency (NIA) on Thursday got police remand of the six Burdwan Blast case accused till October 27 for further interrogation.
The Kolkata Police Special Task Force had earlier arrested the six wanted militants of the banned Islamic outfit Jamaat-ul-Mujahideen Bangladesh (JMB) from Assam and different parts of West Bengal.
Among the six arrested, two chargesheeted accused are Moulana Yusuf and Abul Kalam, and the other three who are yet to be chargesheeted are Rafique, Jahidul Islam and Sahidul Islam.
Moulana Yusuf is the second-in-command and main accused in the 2014 Burdwan Blast, according to sources.
At least five of the six arrested accused were listed as wanted militants by the NIA for their alleged role in the blast at Khagragarh in Burdwan on October 2, 2014.
The blast is suspected to have taken place while bombs were being assembled inside a building.
Police identified the others arrested as Jahidul Sheikh alias Zaffar alias Jabirul; Mohammad Rafique alias Mohammed Rubel alias Pichchi; Shahidul alias Surya alias Shamim; and, Abdul Kalam alias Kalim. They were remanded in police custody until October 6.