Hex Head Bolt M16X170 High Tensile. Materials And Specification As Per Is:1364 (Part -1)- 2 002, Ce With Property Class 10.9 To Is: 1367 (Part -3)-2002 Coating As Per Mdts-057 Make:-Tvs/Tuff/Dfl/ Unbrako And All Approved Vendors For Axle End Steel High Tensile Cap Screws To Be Used In End Holes Of Bg Freight Axles ( Item Id-3100249, Sub Item Id 3100249002 Or 3100249003) Borne In The Rdso Approve D Vendor List Available On Uvam Portal. [ Warranty Period: 30 Months After The Date Of Delivery ] ]