Manufacture And Supply Of Metal Liner To Rdso Drawing No. T-8749 & T-8750 For Use Wi Th Psc Wider Sleeper To Drawing No. Rdso T-8746 Suitable To 52 Kg Rails With Irs Specification For Me Tal Liners For Use With Elastic Rail Clips, Serial No. T-56- 2020. (Hsn Code: 73021010 [ Warranty Peri Od: 30 Months After The Date Of Delivery ] ]