Manufacture And Supply Of Metal Liner 60 Kg For Use With Wider Base Sleepers With 60 K G (Uic) Or 136 Re Rails To Rdso Drg. No. T-8748 (Alt-1) With Latest Alterations, If Any, Conforming To Irs Specification: T-56- 2025 (Revision 1) With Latest Amendment, If Any As On Date Of Opening Of Tender. [ Warranty Period: 30 Months After The Date Of Delivery ] [ Rate Of Supply 1253764 Units Per Month , Commencement Time Allowed -1 Day ]