Check your eligibility criteria for tender Supply of Hex. Head Screw Complete For The Hex. Head Screw M20x65 For Vertical Damper Fixing For Mainli Ne Coaches To Icf Drg.No.T-0-5-673, Items - 1, 2 & 3 Col-I, Alt-C. Note: Screw & Nut Shall Be Of Make / Brand Tvs Or Dfl Or Unbrako Or Tuff Only And Split Pin Iso 1234 - 4X36 - St. To Icf Drg.No.Wtac3-0-5-30 5, Item 20, Alt. J/4. Warranty Period: 30 Months After The Date Of Delivery