Fully Threaded Hexagonal Head Screw M12 X 40Mm Conforming To Iso 4017/Is:1364 (Part 2) Or Latest And Property Class - 8.8 To Is : 1367 (Part - 3)-2002. The Screw Should Be Zinc Electro Plated To A3L Of Annex-E Of Is : 1367 (Part-11). Accepted Makes : Tvs/Unbrako/Dfl/Tuff. [ Warranty Period: 30 Months After The Date Of Delivery ] ]