This is an Engineering Work E-Tender Notice issued by the Tinsukia Division of the Northeast Frontier Railway.The notice details three distinct works, including the supply of Single Piece Spring Inserted Reusable Self Locking Steel nuts and Alumino thermic welding portions.Tenders are scheduled to close and open on 28-01-2026.Full details and tender documents are available on the www.ireps.gov.in website.