Hsfg Bolting Assembly As Per Rdso Bs-111(Rev-7) With Bolt M20 X 100 Mm As Per En- 1439 9 Part-3 Grade Hr8.8 (1 No.), Nut As Per En-14399 Part -3(1 No.) Grade Hr 8 Or 10, Plain Washer As Per En 14399 Part -5 (1 No.), Dti Washer As Per En-14399 Part -9 ( 1 No.) Surface Finish Hot Tip Galvanized. [ War Ranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 Lacs ] ]