Goods, Manufacture And Supply Of Elastic Rail Clips Mk-V Confirming To Rdso Drg.No.T591 9 Alt-2(Latest Alteration) And Confirming To Irs Specification For Erc S. No. T-31-2021- Fifth Revision (Wit H Amendment-2 & Latest Alteration) (Note: Latest Alteration Wherever Used Will Mean The Alterations Up T O The Actual Date Of Closing Tender.) [ Warranty Period: 30 Months After The Date Of Delivery ] ]