Hex Head Bolt M16X90 High Tensile As Per Is:1364(Part-1)-2002,Ce-With Propert Y Class-10.9 To Is:1367(Part-3)-2002, Coating As Per Mdts-057 As Per Drg.No. Is:1364-2002,Pt-1 , Is:1367-2002Pt-3,10-9,Ce, Mdts- Specn: Is:1364-2002,Pt-1, Is:1367-2002Pt-3,10-9,Ce, Mdts-057 [ Warranty Period: 30 Months After The Date Of Delivery ] ]