Tenders for Supply of High Tensile Hexagonal Head Bolt Size: M20 X 2.5Mm X 355Mm Long To Is 1364 P Art 1 & Double Nuts To Is: 1364 Part 3. Property Clause 10.9 With Duble Spring Washers To Is: 3063 Make : Tvs Or Unbrako Or Lps. Note: Material Shall Be Supplied Alongwith M Anufacturs Test Certificate.