High Tensile Hexagonal Head Bolt To Size:M18 X 100 To Is 1364/1992 (Or Lates T)Property Class 8.8, Hexagonal Nut To Is 1367/1980 (Or Latest) Property Class Grade 8,S Pring Washer To Is-3063 & Plain Washer To Is-2016-1967. Make: Tvs/Unbrako/Pfl/Dfl/Lps ]