Tenders for Supply of Hex Head Bolt Of Size M27 X 180 X 115 Tl Ht 10.9 With Nyloc Nut And Spring Washer. Bolt To Is: 13 64, Nyloc Nut To Is: 7002:2005, Spring Washer To Is: 3063. Bolt Nut, Spring Washer To Be Applied With Cadmium Coa Ting. Warranty Period: 30 Months After The Date Of Delivery