Tenders for Supply of High Tensile Hexagonal Head Full Threaded Bolt Size: M16 X 35 Mm With Suitable Nut And Spring Was Her . As Per Is Spec No Is : 1364/94 Part-2, Grade :10.9 Spring Washer As Per Is 3063 And Nut As Per Is: 1367 .Mak Es: Unbrako / Dfl / Tvs/ Tuff. Warranty Period: 30 Months After The Date Of Delivery