Manufacturing And Supply Of Fish Bolt & Nut Of Size 140 Mm X 25 Mm For Uic 60Kg Rail As Per Rdso Drawing No. T-1899 With Latest Alteration And Confirming To Specification Irs T-23 Revised Up To Date Including Single Coil Spring Washer To Rdso Drg. No. - T-10773 With Latest Alteration Confir Ming To Specification No. Irs T-42 Revised Upto Date. (One No. Consist; Fish Bolt & Nut T-1899 = 01 No. And Single Coil Spring Washer T-10773 = 01 No.) [ Warranty Period: 30 Months After The Date Of Deli Very ] ]