Sadhvi, Purohit and others had alleged in the court on Monday that they were physically and mentally tortured by the Anti-Terrorism Squad officials.
The ATS had sought the custody of sadhvi, Purohit and Ajay Rahirkar, a member of the right wing group Abhinav Bharat to carry out further investigations.
All the seven accused produced in the court had alleged that they had been tortured by ATS officials while they were in their custody and by police officials in jail.
Eleven persons have been arrested so far for their alleged involvement in the September 29 Malegaon blast in which six persons were killed and over 80 injured.
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Complete coverage: The Malegaon blast